Please hurry!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Base your answer on the passage below
Smokers are passing down problems to future generations. Men who smoke and drink alcohol could be endangering the health of their future children and grandchildren. Toxic chemicals in cigarettes and alcohol are thought to cause changes in the DNA, which are passed down via the sperm to future generations.
4.Explain how smoking and drinking alcohol by males can affect the development of an embryo.
Answers
Related Questions
C. Give one word for the following.
5. Winter crop season
Answers
Answer: Rabi crops
Explanation:
Rabi crops are also known as winter crops. These are the crops that are sown at the beginning of the winter season.
Rabi crops are also known as winter crops.
These are the crops that are sown at the beginning of the winter season.
Which of the following adaptations would help a tree-dwelling nocturnal scavenger survive in its environment?
Light-colored fur
Heels with fur
Night vision
Short snout
Answers
Seed Germination Investigation
The students are to investigate the process of seed germination during their summer
vacation.
They will select different types of seeds, such as beans, peas, or sunflower seeds.
Encourage students to set up a germination experiment by placing the seeds in
different conditions, such as light vs. dark, or wet vs. dry. Moreover, they need to
pot the same seed in more than one pots.
They should observe and document the changes that occur over time, including the
emergence of roots and shoots.
Answers
Answer:
Okay...In this case I suggest you use corn seed or beans seed
Explanation:
It should take about 6 weeks to see the Germination, until then continue watering it and giving it sunlight
The seed germination investigation during the students' summer vacation involves selecting various seeds (e.g., beans, peas, sunflower) and setting up an experiment. They will place the seeds in different conditions, like light vs. dark or wet vs. dry, and pot the same seed in multiple pots. Throughout the investigation, the students are expected to carefully observe and document the changes that take place over time, including the growth of roots and shoots. This hands-on approach allows them to gain practical knowledge of seed germination and develop essential scientific skills in observation, data collection, and documentation.
A class is learning about the evaporation step in the water cycle using a simple model. The model consists of a 1-L container of water. When the container is open, and it receives sunlight, the water can freely evaporate from the container. The students design an experiment using the model. In the experiment, the container will be filled and left open outside from dawn until dusk at different times of the year. The students will run the experiment only on days with clear weather. As a basis of their experiment, the students make an assumption that more water will evaporate from their model when more solar energy is present. Which of the following is a result that the students could predict in order to test their assumption?
A.
Equal amounts of the water will evaporate on summer days and winter days.
B.
Less of the water will remain in the container after one day in summer than after one day in winter.
C.
Less of the water will remain in the container after one day in winter than after one day in summer.
D.
Some of the water will evaporate on winter days but not on summer days.
Answers
Rock layer diagram. 5 layers on each side of a fault. Layers 1 to 5, top to bottom on the left, layers 6 to 10, top to bottom on the right. The following pairs are the same: 1 and 8; 2 and 9; 3 and 6; 4 and 7. Layers 5 and 10 do not have matches.
Which statements about this diagram are true? Check all that apply.
Layers 5 and 7 are the same age.
Faulting created the differences in layers.
Erosion created the differences in layers.
Layers 2 and 9 are the same age.
The organisms in 1 and 8 lived tens of millions of years apart.
Answers
Answer:B and D
ExplanationB: Faulting created the differences in layersD: Layers 2 and 9 are the same age.
1) Why would/should Canadians worry about the supply and use of clean drinking water?
2) Some people believe that one way to solve pollution is to flush poisonous chemicals down the drain. What would you say to those people?
Answers
Answer:
Why would Canadians worry about the supply and use of clean drinking water?There are many negative effects of pouring chemicals down the drain, both short-term and long-term.
Why do you think the Arecibo message and the beacon in the Galaxy were broadcast in binary code?
Answers
Answer:
Hi!
The Arecibo message and the beacon in the galaxy were broadcast in binary code because binary is a universal language that can be easily understood by any intelligent beings, regardless of their language or culture. Binary code consists of only two symbols, 0 and 1, which can be used to represent any information, including letters, numbers, and instructions. This makes binary an ideal choice for transmitting messages over vast distances, as it is less prone to errors and can be decoded with a high degree of accuracy.
Which of the following was derived from an ancestral free-living bacteria?
Lysosome
Vacuole
Mitochondrion
Golgi Appartus
Answers
Answer:
Option C Mitochondrion
Explanation:
The mitochondrion was derived from an ancestral free-living bacteria
WHat are the answers 1-10 on brainpop lymphatic system pls help
Answers
Answer:
1. both are made of blood and plasma
2. C, A, B
3. capillary walls must be very thin
4. a highway
5. harmful particles would get in your bloodstream
6. complimentary
7. it distributes fatty acids throughout the body
8. immune
9. white blood cells
10. garbage collector
1.D
2.D
3.C
4.B
5.A
6.B
7.D
8.C
9.D
10.D
Complete the following analogy.
Blood vessels are to animal as ______ are to plant.
A. Dermal Tissue
B. Xylem and Phloem
C. Leaves
Answers
Answer:
B.
Explanation:
They have the same actions as blood vessels do, but in a plant. Rate me the Brainliest. I need it in order to rank up.
Answer:
I am just doing this so the other person can get brainlist, it is B tho
Explanation:
The simple graph shows the relationship between available resources and population size. What evidence does the graph provide? A. An increase in the amount of available resources causes a decrease in population size. B. A decrease in the amount of available resources causes a decrease in population size. C. An increase in the population size causes an increase in the amount of available resources. D. A decrease in the population size causes a decrease in the amount of available resources.
Answers
Answer:
b
Explanation:
Its right
Sorry if not correct
What determines whether a metamorphic rock is foliated or non-foliated?
Answers
Answer:
Foliated metamorphic rocks such as gneiss, phyllite, schist, and slate have a layered or banded appearance that is produced by exposure to heat and directed pressure. Non-foliated metamorphic rocks such as hornfels, marble, quartzite, and novaculite do not have a layered or banded appearance.
Explanation:
Answer: Foliated rocks have layers you can see, non foliated rocks don't have layers.
Explanation:
MIGHT GIVE BRAINLIEST Compare a paramecium with a giraffe. How are their cells alike? How are they different? Write
your answer in complete sentences. be original
Answers
Answer:
A paramecium is similar to a giraffe in one defining way. Both a giraffe and paramecium have eukaryotic cells. One way in which the two are different is that the paramecium feeds on decaying organisms, whilst a giraffe eats leaves. Another is that paramecium primarily live in fresh water, while a giraffe dwells on land.
A paramecium and a giraffe are two very different organisms. A paramecium is a single-celled organism, while a giraffe is a large, multicellular mammal. Despite their many differences, both a paramecium and a giraffe have cells. However, the cells of a paramecium and a giraffe are quite different from each other in terms of size, shape, and function.
One of the most significant differences between the cells of a paramecium and a giraffe is their size. The cells of a paramecium are very small, measuring only a few micrometers in diameter. In contrast, the cells of a giraffe are much larger and more varied in size, depending on their function within the body. For example, giraffe nerve cells are much larger than giraffe red blood cells.
Another important difference between the cells of a paramecium and a giraffe is their shape. The cells of a paramecium are typically elongated and oval-shaped, with a pointed end at one end and a rounded end at the other. In contrast, the cells of a giraffe are much more varied in shape, depending on their location and function within the body. For example, giraffe muscle cells are long and cylindrical, while giraffe nerve cells are elongated and have many branching extensions.
Despite their many differences, the cells of a paramecium and a giraffe do have some similarities. For example, both types of cells have a cell membrane that surrounds the cell and controls the movement of materials in and out of the cell. Both types of cells also have a cytoskeleton, which provides support and structure to the cell. Additionally, both types of cells have a nucleus, which contains the cell's genetic material.
Overall, while the cells of a paramecium and a giraffe have some similarities, they are also very different from each other in terms of size, shape, and function. The small, simple cells of a paramecium are adapted for life in a single-celled organism, while the larger, more complex cells of a giraffe are adapted for life in a multicellular mammal.
Please help! 45 points!
Type several paragraphs describing how your models showed the effect of the rotation of Earth on day and night and the effect of Earth’s tilt on seasons and regional climates.
Please don't copy and paste from other websites, write everything in your own words.
Answers
Answer:
Explanation:
What Causes the Seasons?
The Short Answer:
Earth's tilted axis causes the seasons. Throughout the year, different parts of Earth receive the Sun's most direct rays. So, when the North Pole tilts toward the Sun, it's summer in the Northern Hemisphere. And when the South Pole tilts toward the Sun, it's winter in the Northern Hemisphere.
It's all about Earth's tilt!
Many people believe that Earth is closer to the Sun in the summer and that is why it is hotter. And, likewise, they think Earth is farthest from the Sun in the winter.
Although this idea makes sense, it is incorrect.
It is true that Earth's orbit is not a perfect circle. It is a bit lop-sided. During part of the year, Earth is closer to the Sun than at other times. However, in the Northern Hemisphere, we are having winter when Earth is closest to the Sun and summer when it is farthest away! Compared with how far away the Sun is, this change in Earth's distance throughout the year does not make much difference to our weather.
There is a different reason for Earth's seasons.
Earth's axis is an imaginary pole going right through the center of Earth from "top" to "bottom." Earth spins around this pole, making one complete turn each day. That is why we have day and night, and why every part of Earth's surface gets some of each.
Earth has seasons because its axis doesn't stand up straight.
But what caused Earth to tilt?
Cartoon of large object hitting Earth, knocking out big chunks of material that become the future Moon, and tilting the Earth's axis.
Long, long ago, when Earth was young, it is thought that something big hit Earth and knocked it off-kilter. So instead of rotating with its axis straight up and down, it leans over a bit.
By the way, that big thing that hit Earth is called Theia. It also blasted a big hole in the surface. That big hit sent a huge amount of dust and rubble into orbit. Most scientists think that that rubble, in time, became our Moon.
As Earth orbits the Sun, its tilted axis always points in the same direction. So, throughout the year, different parts of Earth get the Sun’s direct rays.
Earth's tilt is the reason for the seasons. View of Earth in relation to Sun during each of the four seasons. The hemisphere receiving the direct rays of the Sun has summer while the hemisphere tilted away from the Sun, thus getting its rays from more of an angle, has winter.
Sometimes it is the North Pole tilting toward the Sun (around June) and sometimes it is the South Pole tilting toward the Sun (around December).
It is summer in June in the Northern Hemisphere because the Sun's rays hit that part of Earth more directly than at any other time of the year. It is winter in December in the Northern Hemisphere, because that is when it is the South Pole's turn to be tilted toward the Sun.
Earth's lopsided orbit
Earth's perihelion (point closest to Sun) = 91,400,000 miles from Sun
Earth's aphelion (point farthest from Sun) = 94,500,000 miles from Sun
While that is a difference of over 3 million miles, relative to the entire distance, it isn’t much.
Drawing shows top-down view of Earth's orbit with Sun near center, showing distances from Sun at aphelion and perihelion.
And, believe it or not, aphelion (when Earth is farthest from the Sun) occurs in July, and perihelion (when we are closest) occurs in January. For those of us who live in the Northern Hemisphere where it's summer in July and winter in January, that seems backwards, doesn't it? That just goes to prove that Earth's distance from the Sun is not the cause of the seasons.
The rotation of Earth is the reason why we have day and night. Earth rotates on its axis, which is an imaginary line that runs from the North Pole to the South Pole. As Earth rotates, different parts of the planet are exposed to the Sun's light. When your part of the planet is facing the Sun, it's daytime. When your part of the planet is facing away from the Sun, it's nighttime. This rotation takes about 24 hours to complete, which is why we have a 24-hour day.
The tilt of Earth's axis is what causes the seasons. Earth's axis is tilted at an angle of about 23.5 degrees relative to its orbit around the Sun. This means that as Earth orbits the Sun, different parts of the planet are tilted towards or away from the Sun at different times of the year. When a part of the planet is tilted towards the Sun, it receives more direct sunlight and experiences warmer temperatures. When a part of the planet is tilted away from the Sun, it receives less direct sunlight and experiences cooler temperatures. This is why we have different seasons throughout the year.
Earth's tilt also affects regional climates. The amount of sunlight that a region receives depends on its latitude, or how far it is from the equator. Regions near the equator receive more direct sunlight throughout the year, so they tend to be warmer. Regions near the poles receive less direct sunlight, so they tend to be colder. However, Earth's tilt also affects the amount of sunlight that different regions receive throughout the year. For example, during the summer, the Northern Hemisphere is tilted towards the Sun, so it receives more direct sunlight. This causes warmer temperatures and longer days in the Northern Hemisphere. During the winter, the Northern Hemisphere is tilted away from the Sun, so it receives less direct sunlight. This causes cooler temperatures and shorter days in the Northern Hemisphere.
Can someone please help me on this question?
The model below represents water.
~insert picture~
Based on the labels, what is the best description of this model?
A. X and Y represent molecules; Z represents an atom of water
B. X represents a molecule; Y represents a particle; Z represents an atom of water
C. X represents an atom; Y represents a molecule; Z represents a particle of water
D. X and Y represent atoms; Z represents a molecule of water
Answers
Answer: D. X and Y represent atoms; Z represents a molecule of water
Explanation:
Molecule - Group of two or more atoms
Water is H2O meaning two hydrogen atoms bound to an oxygen atom.
Answer:
The answer is D
HELP PLS
Scenario
The global population has increased immensely over the last two centuries. Humans use fossil fuels to do a variety of tasks from heating their homes to travel to production of everyday products. As the human population has increased, so have the global fossil carbon emissions.
Write a scientific explanation that describes total world carbon emissions in 2050 if the world’s population decreases to five billion people.
Claim:
Evidence:
Reasoning:
Answers
Answer:
The earth would eventually become become a brown and grey wasteland and the blue sky and rainbows and things like that will be rare rain would be highly acidic
Evidence: There are less people which means less cars will be driven less oil will be used etc. also fossil fuels are non renewable resource which means fossil fuels will be harder to find overall diving up prices of gas,heating,etc which might make Deter people from using fossil fuels and switching to something cheaper. At this point to people will dislike fossil fuels more then now.
Reasoning: I think people won’t like fossil fuels for 2 good reasons. First the driven up price. Second there will be noticeable effects from fossil fuels it 2050. It can make crops harder to grow which could lead to famine and a Recession because driven up food prices and it will hurt the economy. Towns will slowly flood. Arctic species will die so on. So a poor family’s that can’t afford food won’t spend more money on something that overall hurts them. They will despise people who use fossil fuels and it will become socially wrong. Civilization at that time might also be working on them self. Population decreased a major amount. Something bad happened. And if what ever caused the decline in population was caused by humans which there’s no way to tell, they might try to improve human habits try not to begin wars, work on helping each other, and most importantly don’t harm there plant.
which source of renewable enegry do you think is most likely to be used in your community within the next 20 years? explain your answer
Answers
In recent years, there has been a significant shift towards renewable energy sources in many countries, as they are becoming more cost-effective and environmentally friendly compared to traditional fossil fuels. The most common renewable energy sources are solar, wind, hydroelectric, geothermal, and biomass.
Solar energy is one of the most rapidly growing renewable energy sources worldwide. It has already become affordable for households and businesses to install solar panels, which are increasingly being used to generate electricity. In many communities, solar farms are also being established to supply power to the grid. With the advancement in technology, the efficiency of solar panels is improving, and the cost of installation is decreasing, making it a more viable option for more households and businesses.
Wind energy is another renewable source that is increasingly being utilized. Wind turbines are being installed in many areas, especially in regions with consistent winds. As with solar energy, advances in technology are leading to improved turbine efficiency and lower installation costs.
Hydroelectric energy is a well-established source of renewable energy that has been in use for many years. Many countries have already established hydroelectric power plants, and more are being constructed. While the construction and operation of these plants can have some environmental impacts, hydroelectricity is a clean and reliable source of energy.
Geothermal energy is another renewable source that has great potential. It involves extracting heat from the earth's core to generate electricity. While currently geothermal energy is not widely used, there is increasing interest in it as a source of clean and renewable energy.
Biomass energy involves using organic materials such as wood chips, crop waste, or even animal manure to generate electricity. While this source of energy is not as clean as some of the others, it can be a good option for communities that have access to a lot of biomass waste.
In conclusion, the most likely source of renewable energy to be used in a community will depend on a variety of factors, including the availability of resources, local government policies, and technological advancements. However, solar and wind energy are likely to become more popular due to their increasing affordability and efficiency, as well as their potential for use at a household or small business level.
Answer: Electricity is the renewable energy source likely to be used within the next 20 years.
Explanation:
These days electricity is reaching far and wide corners of the country, with this fast growth the future is electric. The growing craze for electric cars, electric cars, and other electrical appliances electricity demand is increasing.
Electricity is easy to produce with the use of hydropower plants and windmills. It is most likely to take over the future.
please please please help me i could really use it
Answers
Answer:
One cause and effect would be that the features were inherited independently.
Answer:
top right blank box: true-breeding plants with white flowers
middle box: purple-flowered hybrid plant
bottom box: all of the physical varieties of the plant that could be made (in generation \(f_{2}\))
Explanation:
i did some research just to try and answer this question. essentially, after mendel did his experiment, the first subgeneration (f1) produced only purple flowers, then the next generation (f2) produced 75% purple flowers and 25% white flowers, which are the only two variations that he noted
hope this helped!
Where are particles gained or lost to form ions? X or Y
Answers
Observation
Use your senses to make an observation about your environment.
Questions
Create a hypothesis that can be tested in an experiment.
Remember, a hypothesis has a specific "if then" wording.It describes what will happen to the dependent variable when changes are made to the independent variable.For example, "If a plant is fertilized (independent variable), then it will grow faster (dependent variable)."
Design and plan an experiment.
Be sure to identify an independent variable, a dependent variable, and any controls.Remember, controls are factors which stay the same.In an experiment designed to test the previously stated hypothesis, one control would be to use the same kind of plant.Write a complete description of your experiment.Include a list of necessary materials.It is a good idea to follow a step-by-step procedure format.Think of everything you need to do, then write it down in the order it must be completed.Your description and procedure should be clear enough that another person could duplicate your experiment exactly.
Answers
Answer: E
Explanation:
Experiment Design:
Independent Variable: Intensity of light (Low, Medium, High)
Dependent Variable: Rate of photosynthesis (measured by oxygen production or CO2 consumption)
Control: Same kind of plant, constant temperature, constant CO2 concentration, constant water availability, and constant duration of light exposure.
Materials:
Three identical potted plants (of the same species)
Light source(s) with adjustable intensity
Light meter (lux meter) to measure light intensity
CO2 gas sensor or oxygen gas sensor
Timer or stopwatch
Water supply
Thermometer
Data recording sheets
Procedure:
Set up the three identical potted plants in a controlled environment with the same temperature and CO2 concentration.
Ensure that all plants receive the same amount of water.
Place the light source(s) at an equal distance from the plants.
Measure and record the initial light intensity using the lux meter.
Adjust the light intensity to low for the first plant, medium for the second plant, and high for the third plant.
Start the timer and expose the plants to light for a specified duration (e.g., 1 hour).
During the exposure period, measure and record the temperature, CO2 concentration (if possible), and light intensity at regular intervals.
After the exposure period, use the CO2 gas sensor or oxygen gas sensor to measure the change in CO2 concentration or oxygen production, respectively, in the surrounding air.
Record the data obtained from the sensors and calculate the rate of photosynthesis for each plant.
Repeat the experiment multiple times to ensure reliability and average the results.
Analyze the data collected and compare the rates of photosynthesis among the three different light intensities.
Draw conclusions based on the analysis and determine whether the hypothesis is supported or rejected.
By following this experimental design, you can test the hypothesis and determine the effect of light intensity on the rate of photosynthesis in plants. Remember to conduct the experiment in a controlled environment and gather sufficient data for accurate analysis.
What are two type of interactions that might negatively impact an endangered snow leopard population
Answers
Answer:
The primary threat to the leopard is human activity Habitat fragmentation, reduced prey base, and human-wildlife conflict have greatly reduced this species’ population throughout most of their range.
Explanation:
CAN I GET BRAINLIEST
Answer:
Explanation: 1. Prey-Predator relations,
2. a lack of knowledge about conservation efforts,
and climate change.
a)Explain how normal rainfall is slightly acidic.
b)Name two greenhouse gases
c)Give 3 sources of acid rain
d)State and explain the process of making acid rain
Answers
b) carbon dioxide, methane
Describe HOW fossils can provide evidence of how environmental conditions and life have changed during Earth's history.
Answers
Answer:
By studying fossils, scientists learn how much organisms have changed as life developed on Earth. There are space in the fossil record because many early forms of life were soft-bodied, which means that they have left few traces behind.
Hope it helps.
Cell walls can be found in several different types of cells. Which of the following best describes the function of the cell wall?
A. Controls what passes in and out of plant cells.
B. Controls what passes in and out of animal cells.
C. Provides support and helps maintain the shape of plant cells.
D. Provides support and helps maintain the shape of animal cells.
Answers
a i think but plant cells
i thibk it is a but its definitely plant cells
The cell wall helps provide support to the cell. The plasma membrane is what controls the flow of ions and other particles into the cell. Cell walls are also only found in plant cells.
can someone help me i dont understand but please give me an explanation
Answers
Answer:
What Are The Students Observing?
Explanation:
Look at the right side of the chart. There are shrubs, weeds, mammals, birds, decomposers, and grasses. What do these things all have in common?
Also, can you take a picture of all the possible answers? Thanks. If those are all, just tell me and I'll tell you what I would pick.
Which feature is formed at convergent plate boundaries?(1 point) (I could not put science so don't mind where it says biology) :)
Responses
San Andreas Fault
mid-Atlantic Ridge
Andes Mountains
East African Rift Valley
Answers
Answer: San Andreas Fault
Explanation: took a test
Answer asap. i suck at differenciating. i will give brainly!
Answers
Answer:for the first one it's f and the second one it's e,a and c
Explanation:
In 4 or more complete sentences, describe the process of protein synthesis and explain how transcription and translation creates protein
Answers
Protein synthesis occurs in the cell and is divided into 2 stages, namely transcription and translation. The process of transcription occurs in the cell nucleus by copying the genetic code in DNA and forming mRNA strands which are duplicates of DNA.
The RNA strands that are formed will come out of the cell nucleus and then undergo a translation process that occurs in the cytoplasm. With the help of ribosomes, the amino acids will line up according to the sequence of the genetic code in the mRNA to form polypeptide chains that make up the protein structure.
What is protein synthesis?
Protein synthesis is the formation of proteins in the human body and occurs in the smallest units, namely cells. Protein synthesis is divided into 2 stages, in the following order:
1. Transcription
Transcription is the process of copying the genetic code or DNA that occurs in the cell nucleus or nucleus. The process of copying the genetic code is carried out by unbinding the DNA with the help of RNA polymerase, then forming a copy of the genetic code that is complementary to the sequence of hydrogen bases in the DNA. The process of transcription produces a strand of genetic code called mRNA or RNAd.2. Translation
Translation is the process of translating the genetic code contained in the mRNA and occurs in the cytoplasm. With the help of the ribosome, the mRNA will be translated and the amino acids will move towards the ribosome. Amino acids will form a sequence that is complementary to the mRNA so that a polypeptide strand that makes up the protein molecule is formed.Learn more about Protein synthesis at https://brainly.com/question/15404950
#SPJ1
1. Transcription:
Transcription is the first step in protein synthesis and takes place in the nucleus of eukaryotic cells or in the cytoplasm of prokaryotic cells. It involves the conversion of genetic information from DNA into a complementary RNA molecule. Here's how it works:
a. DNA unwinding: An enzyme called RNA polymerase binds to a specific region of the DNA molecule known as the promoter. The DNA molecule unwinds at this site.
b. Complementary RNA synthesis: RNA polymerase reads the DNA template strand and synthesizes a complementary RNA molecule, using adenine (A), cytosine (C), guanine (G), and uracil (U) as the RNA bases, instead of thymine (T). This newly formed RNA molecule is called messenger RNA (mRNA).
2. Translation:
Translation is the second step in protein synthesis and occurs in the cytoplasm, specifically at the ribosomes. It involves the conversion of the mRNA molecule into a functional protein. Here's how it works:
a. Initiation: The ribosome attaches to the mRNA molecule at a specific start codon (usually AUG), signaling the beginning of translation.
b. Elongation: Transfer RNA (tRNA) molecules bring amino acids to the ribosome, guided by the mRNA codons. These tRNA molecules have anticodons that complement the mRNA codons.
c. Peptide bond formation: As the ribosome moves along the mRNA molecule, it catalyzes the formation of peptide bonds between the amino acids carried by tRNA molecules. This forms a growing polypeptide chain.
d. Termination: Translation continues until a stop codon (UAA, UAG, or UGA) is encountered on the mRNA. At this point, a release factor binds to the ribosome, leading to the release of the completed polypeptide chain.
In summary, protein synthesis begins with transcription, where DNA is transcribed into mRNA. Then, during translation, the mRNA is decoded by ribosomes, and amino acids are linked together to form a polypeptide chain, which eventually folds into a functional protein. This intricate process ensures that the genetic information encoded in DNA is faithfully converted into the proteins that carry out essential functions within cells and organisms.
What happens to prey populations when predators eat some individuals
Answers
Answer: They grow more slowly, reproduce less, and populations decline. ... As predator populations increase, they put greater strain on the prey populations and act as a top-down control, pushing them toward a state of decline. Thus both availability of resources and predation pressure affect the size of prey populations.
Which pair of structures would provide a positive identification of a plant cell under a microscope?
ribosomes, chloroplasts
cell wall, mitochondria
plasma membrane, large central vacuole
cell wall, chloroplast
HELP ITS OVERDUE
Answers
Answer:
Cell wall, chloroplasts
Explanation:
Only plant cells have a cell wall and chloroplasts. Animal cells have cell embrane instead of a cell wall, and the chloroplasts are responsible for photosynthesis which only occurs in plants.