PLEASE HELP!!!!!
What happens to the original DNA strand after transcription?
Answers
Answer:
It changes its form
Explanation:
The DNA strand during this process is copied and "mutate" if I may use the word , the after the new copies are change to molecules that's why at the end of the day we have different blueprints
Related Questions
When changing the light colour, how should the student get an accurate measurement of the rate of photosynthesis of the pondweed? Do not reference light intensity.
Answers
These guidelines, the student can obtain accurate measurements of the rate of photosynthesis in pondweed while changing the light color this experimentation will provide insights into how different wavelengths of light affect photosynthetic activity and contribute to our understanding of plant biology.
To obtain an accurate measurement of the rate of photosynthesis in pondweed while changing the light color, there are several key considerations for the student:
Light Source: Ensure a consistent and controllable light source. This can be achieved using a standardized light fixture or lamp with a known light spectrum.
It is important to use a light source that emits a range of wavelengths, as different colors of light affect photosynthesis differently
Wavelength Selection: Select specific wavelengths of light to investigate. This can be achieved by using color filters or LED lights with different colors.
The student should choose a range of colors spanning the visible spectrum, including red, green, and blue light, as they have varying effects on photosynthesis.
Experimental Setup: Set up a controlled environment for the pondweed. Place the pondweed in a clear container filled with water and ensure the plant is healthy and acclimated to the environment.
Use a suitable apparatus to measure the oxygen produced during photosynthesis, such as a floating leaf disk or a dissolved oxygen sensor.
Experimental Procedure: Expose the pondweed to one color of light at a time. Start with a control group under white light, representing natural sunlight.
Measure the rate of photosynthesis by recording the time it takes for the oxygen bubbles to rise or the change in dissolved oxygen levels.
Replicates and Data Analysis: Repeat the experiment for each color of light multiple times to obtain reliable results.
Calculate the average rate of photosynthesis for each color. Analyze the data to identify any patterns or trends in the rates of photosynthesis under different light colors
Control Variables: Keep other factors constant throughout the experiment, such as temperature, carbon dioxide concentration, and the distance between the light source and the pondweed.
These variables can influence photosynthesis and should be monitored and controlled carefully
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Can scientists determine a more precise age of this snail fossil? Explain your answer.
Answers
Answer:
Relative dating is used to determine a fossils approximate age by comparing it to similar rocks and fossils of known ages. Absolute dating is used to determine a precise age of a fossil by using radiometric dating to measure the decay of isotopes either within the fossil or more often the rocks associated with it
Answer: Yes, scientists can determine a more precise age of the fossil. Scientists can test the absolute ages of the igneous layers above and below the snail fossil. This absolute age can help scientists determine the age range of the sedimentary rock between these layers and the fossil in the sedimentary rock.
Explanation:Edmentum
In the African savanna, more wildebeests are born than the environment can support. Which is most likely to happen over a period of years as a result?
The chances for survival of the population are reduced.
New food sources are discovered and become the regular diet.
Individuals that are well suited to the environment reproduce, and those that are not well suited die before they reproduce.
The environment adapts by providing more resources to the growing population, increasing the chances of survival for individuals within the habitat.
Answers
Answer: I think the correct answer from the choices listed above is option C. Over a period of years, most likely, individuals that are well suited to the environment reproduce, and those that have lesser adaptations die before they reproduce. Hope this answers the question.
Explanation:
questions are in the picture answer both plsss
Answers
Answer:
13. is Option J) all of the above
and 14 I'm not completely sure but I think its option D.
Question: In an area where a river has cut deep into Earth, there are several layers of very different rock exposed. The oldest rock layer is most likely to be the layer that is A Below the other layers. B The thickest layer. C The most rich in fossils. D Igneous intrusive rock.
Answers
Answer:
C
Explanation:
The oldest rock layer is most likely to be the layer that is The most rich in fossils.
What are types of rock layers ?
A rock layer is defined as the formation of the aggregation of different mineral constituents in the earth’s crust and the classification of rocks layer is based on different factors such as Geological classification, Physical classification, Chemical classification.
Geological classification of rock layer include Sedimentary rock formed by the sediments deposition by the weathering of pre-existing rocks and the sediments can be spread by different agents like water, wind, frost, gravity, etc. Examples are Sandstone, limestone, lignite, etc.
Igneous rocks formed by solidification of magma below the earth’s surface, unable to descend, these magma cools down and solidifies into igneous rocks.
Metamorphic rocks formed by the metamorphism process where the f the pre-existing rocks is changed by the influence of heat and pressure, for example Slate, Gneiss, Schist, marble, soapstone etc.
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Mrs. Martens thinks hot pepper plants will grow faster if they have more fertilizer. She sets up an experiment in which 5 groups of plants will receive different amount of miracle grow fertilizer and one group will get No fertilizer. Which group is the control?
Answers
The control group is always the group with no interference from the researcher. |t is the group that is utilized to compare data with a simple and basal situation (without interference). In this case, there is one group that is left without any interference, the group with no fertilizer, to understand the behaviour on all other groups in comparison to a natural circumstance. Therefore, the group with no fertilizer is the control gro
The primary function of the kidney is to exchange molecules across a membrane between the blood and the urine. One type of kidney cell has a basic rectangular shape, except for a single surface, which is lined with tiny, finger-like projections that extend into the surrounding extracellular space. Which of the following best explains the advantage these projections provide the cell? The projections increase the volume of the cell without affecting the surface area, which increases the metabolic needs of the cell. B The projections increase the surface area-to-volume ratio of the cell, which allows for more efficient nutrient exchange with the environment. The projections increase the speed at which an individual molecule can move, resulting in faster nutrient Which of the following best explains the advantage these projections provide the cell? A The projections increase the volume of the cell without affecting the surface area, which increases the metabolic needs of the cell. B The projections increase the surface area-to-volume ratio of the cell, which allows for more efficient nutrient exchange with the environment. The projections increase the speed at which an individual molecule can move, resulting in faster nutrient exchange with the environment D The projections increase the selectivity of the membrane because the small size of the projections limits the number of transport proteins that can be embedded in the membrane.
Answers
Answer:
The answer is B: The projections increase the surface area-to-volume ratio of the cell, which allows for more efficient nutrient exchange with the environment.
Explanation:
These finger-like projections, also known as microvilli, are commonly found in cells that are actively involved in absorption or secretion, such as the kidney cells in this scenario. They significantly increase the surface area of the cell, thereby allowing more transport proteins to be embedded in the cell membrane and facilitating more efficient exchange of molecules between the cell and its environment. This increase in surface area doesn't significantly affect the volume of the cell, so it doesn't considerably increase the metabolic needs of the cell.
Therefore, these projections do not primarily increase the volume of the cell (option A), the speed of individual molecule movement (option C), or the selectivity of the membrane by limiting the number of transport proteins (option D). Instead, they enhance the cell's capacity for molecular exchange by increasing its surface area.
Green house gases are presented on atmospere because *
*some dangerous human activities like eat
*all the biogemical cycles are not on equilibrium
*bacterias are increasing and nothing controll them
*deforestation is taking advantage each time humans population increase
(help pls is for today)
Answers
Explanation:
As I think last option is the correct suitable one.
Given that the starting population, N(0), is 10 and has a growth rate, m, of 2
individuals per unit of time, what will the population be at 25 units of time?
OA. 80
OB. 75
OC. 60
OD. 125
SUBMIT
Answers
The starting population, N(0), is 10 and has a growth charge, m, of 2 individuals in keeping with a unit of time, the populace is at 25 devices of time: OA.80
A discrete assemblage of entities with identifiable traits inclusive of human beings and animals with the goal of analysis and information collection is known as a population. It consists of a comparable institution of species that reside in a specific geographical region with the ability to interbreed. the full number of humans dwelling in a specific area in a selected time is referred to as the populace.
The population is one of the important factors which facilitates the balance of the environment, the populace ought to the stable with the means and resources. it can be a set of individuals, items, events, organizations, and so on. you use populations to draw conclusions. Definition 1: Population. An example of a population is the full frame of scientists in the faculty. This includes all college students observed at that school during the statistical series.
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what is the smallest change in the ph of the bloodstream that can be fatal?
Answers
The smallest change in the pH of the bloodstream that can be fatal is 0.5 units. This condition is known as acidosis or alkalosis. These conditions can lead to coma or death if not treated promptly. A deviation of approximately 0.4 pH units outside of this range can become life-threatening.
The pH of the bloodstream is tightly regulated to maintain a balance between acidity and alkalinity. Any significant deviation from the normal pH range of 7.35-7.45 can lead to life-threatening conditions. Acidosis occurs when the pH falls below 7.35, while alkalosis occurs when the pH rises above 7.45. The smallest change in the pH of the bloodstream that can be fatal is 0.5 units. This condition can cause symptoms such as nausea, vomiting, confusion, seizures, coma, and even death if not treated promptly. Treatment usually involves correcting the underlying cause and restoring the pH balance through medications, intravenous fluids, or mechanical ventilation.
A healthy human blood pH level ranges between 7.35 and 7.45. This range is crucial for maintaining proper body functions. When blood pH falls below 7.0 or rises above 7.8, the body cannot function properly, potentially leading to a condition known as acidosis or alkalosis. These conditions disrupt cellular processes and enzyme activity, causing the body's systems to fail, which can ultimately be fatal.
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Answer:
0.5
Explanation:
Even a change of half a pH unit within the bloodstream can be fatal, as it would render blood incapable of transporting oxygen around the body.
You find a way to attach either a red or green fluorescent dye to nucleotides. Double-stranded dna molecules with both strands labeled red fluoresce red, those with both strands labeled green fluoresce green, and those with one strand labeled red and the other green fluoresce yellow. You grow human cells in the presence of "red" nucleotides until both dna strands of all chromosomes fluoresce red. You then allow one round of dna replication in the presence of "green" nucleotides. What pattern of fluorescence do you expect to see in the sister chromatids of each chromosome?.
Answers
The Pattern of fluorescence we expect to see in the sister chromatids of each chromosome is that both chromatids will be yellow
What exactly is a chromosome?Furthermore, its primary functions and chromosome types. The majority of an individual's genetic information is stored in chromosomes. Chromosomes are highly organized structures within biological cells that are made up of DNA and other proteins and contain the majority of an individual's genetic information.
What role do chromatids play in cell division?Its function is to allow chromosome movement during the anaphase stage of cell division. A chromosome is divided into two identical half-strands that are joined by a centromere during cell division. A chromatid is formed by joining the two halves of a chromosome. Each chromatid contains DNA and separates to form a separate chromosome during Anaphase.
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Serotonin 2A receptors are a stress response system: implications for post-traumatic stress disorder
Answers
A horrific event can cause post-traumatic stress disorder (PTSD), a mental health disease that can be brought on by experiencing it or seeing it.
Flashbacks, nightmares, excruciating anxiety, and uncontrollable thoughts about the incident are just a few possible symptoms. One of the first neurotransmitters to be discovered, serotonin is a highly conserved chemical found in all living things and is employed extensively in the brain. Despite this, it has been challenging and debatable to assign a particular set of tasks to brain serotonin and its receptors. The main excitatory serotonin receptor in the brain, the 5-HT2A receptor, has been associated with the effects of medications that cause significant. This part is Plagiarized.
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How does vaccination work to protect against specific viral infections?
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PLEASE HELP QUICK!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! MY QUESTION KEEPS GETTING DELETED FOR NO REASON!!!!!!!!!
Which is true about water molecules?
A. Water molecules are nonpolar, meaning their charges balance each other out.
B. Water molecules are polar, meaning they have a net partial negative charge.
C. Water molecules are polar, meaning they have partial negative and positive
charges.
D. Water molecules are nonpolar, meaning they do not interact with each other.
Answers
Answer: B
Explanation: Water molecules have an unequal charge making them more negitive than positive.
Answer:
B
Explanation:
Water molecules are polar, meaning they have a net partial negative charge.
Brainliest? If not it ok! ^w^
if you were looking for a plants chloroplasts where would you find them
1. in its fruit
2. in its xylem
3. in its roots
4. in its palisades and spongy cells
Answers
differernce between thal and thar deserts?
Answers
Although the Thal and Thar Deserts are both located in the region of South Asia, they do not have the same climatic conditions and number of human settlements.
What more should you about about the difference between the Thal and Thar Deserts?Thar Desert has been more extensivly cultivated and populated. It supports a significant amount of agricultural activity, thanks to the Indira Gandhi Canal.
In contrast, the Thal Desert is less populated, with agriculture primarily dependent on rainfall, making it less consistent.
the Thar desert receives more rainfall compared to the Thal desert. The Thar desert has a monsoon climate, and its average annual rainfall is about 100-500 mm,
while the Thal desert receives roughly less than 50 mm of rainfall per year.
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Carbon 14 has a half-life of 5, 730 years. You begin with 600 grams of C-14.
At the end of the first half-life, how much of the substance will turn to nitrogen?
Answers
Answer:
5,730 years
Carbon-14 has a half-life of 5,730 ± 40 years—i.e., half the amount of the radioisotope present at any given time will undergo spontaneous disintegration during the succeeding 5,730 years.
The graph below shows the lung function of test subjects at three different ages who had exposure to ozone gas from the same source and location.
According to the graph, which statement best describes the effects of ozone on human health?
At 0.2 ppm, lung function is worse in subjects older than 20.
At 0.3 ppm, lung function is better in subjects older than 20.
Subjects at age 20 have higher lung function than subjects at age 33.
Subjects at age 27 have lower lung function than subjects at age 20.
Answers
Answer:
B
Explanation:
It's Pretty Easy To Know
At 0.3 ppm, lung function is better in subjects older than 20.
Ozone can cause the muscles in the airways to constrict, trapping air in the alveoli. This leads to wheezing and shortness of breath.What is the functions of ozone?The ozone layer acts as a shield for life on Earth. Ozone is good at trapping a type of radiation called ultraviolet radiation, or UV light, which can penetrate organisms protective layers, like skin, damaging DNA molecules in plants and animals.There are two major types of UV light: UVB and UVA.However high amount of ozone can cause is a feeling of irritation in the eyes, nose and throat. Some people may also experience respiratory or heart symptoms such as shortness of breath, chest pain, and wheezing.Hence, B option is correct.
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The _____ is used to monitor the centering of the process.
Select one:
a .np-chart
b.-chart
c. R-chart
d. p-chart
Answers
The _R-chart_ is used to monitor the centering of the process.The correct answer is c. R-chart.
The R-chart, also known as the Range chart, is used to monitor the centering of the process. It is a statistical control chart that tracks the variability or dispersion within a process by measuring the range between the maximum and minimum values of a sample. The R-chart is commonly used in conjunction with the X-bar chart (also known as the process mean chart) to monitor process performance. While the X-bar chart focuses on the central tendency or average of the process, the R-chart helps assess the spread or variability of the process.
By plotting the ranges of multiple samples on the R-chart, one can determine if the process is exhibiting consistent variation or if there are shifts or changes in the dispersion. If the ranges remain within control limits, it indicates that the process is in statistical control and the centering is stable. However, if there are points that fall outside the control limits or a systematic pattern emerges, it suggests that the process variation has changed, and further investigation or corrective actions may be necessary. Overall, the R-chart is a valuable tool for monitoring the centering of a process by assessing the variability or dispersion within the process over time.
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The diagram below shows a sarcomere. If a disorder limits the number of calcium ions that can bind to actin, which symptom would a person suffering from this disorder most likely display?
A: Fatigue from constant muscle contraction
B: weakness from an inability to contract muscles
C: Anxiety caused by an increased heart rate
D: Shortness of breath caused by inefficient gas exchange
Answers
Answer:
C
Explanation:
just had that question good luck
*** HELP!!!!***A male bittern bird was raised in a cage from birth by a zookeeper. At puberty, a female bittern was added to the cage. The male bittern refused the female and instead directed mating behaviors to the zookeeper. This inappropriate behavior is an example of an error in
classical conditioning
imprinting
maturation
operant conditioning
Answers
Answer:
its imprinting or maturation
Complete the following paragraph to describe how mRNA is formed and processed during transcription. Responses can be used more than oncemessenger RNAexonstranscripionnucleuspoly-AcapRNA ribosomalprokaryotesRNA polymerscytoplasmTranscription begins in the nucleus when _________ unzips a DNA molecule.RNA nucleotides align themselves to complementary base pairs and in this manner___________ is formed.IN___________ must be processed before it leaves In the nucleus.One end is modified with the addition of a____________ and the other end is modified with the addition of a ________tail. Some sections called ___________are edited out, leaving only___________remaining.Then, the ____________leaves the nucleus and enters the cytoplasm where it awaits the process of_____________.
Answers
Transcription begins in the nucleus when RNA polymerase unzips a DNA molecule. RNA nucleotides align themselves to complementary base pairs and in this manner messenger RNA (mRNA) is formed. In prokaryotes, mRNA is processed before it leaves the nucleus. One end is modified with the addition of a cap and the other end is modified with the addition of a poly-A tail. Some sections called introns are edited out, leaving only exons remaining. Then, the mRNA leaves the nucleus and enters the cytoplasm where it awaits the process of translation on a ribosomal complex.
Answer - The genes in DNA encode protein molecules, which are the "workhorses" of the cell, carrying out all the functions necessary for life. For example, enzymes, including those that metabolize nutrients and synthesize new cellular constituents, as well as DNA polymerases and other enzymes that make copies of DNA during cell division, are all proteins.
In the simplest sense, expressing a gene means manufacturing its corresponding protein, and this multilayered process has two major steps. In the first step, the information in DNA is transferred to a messenger RNA (mRNA) molecule by way of a process called transcription. During transcription, the DNA of a gene serves as a template for complementary base-pairing, and an enzyme called RNA polymerase II catalyzes the formation of a pre-mRNA molecule, which is then processed to form mature mRNA (Figure 1). The resulting mRNA is a single-stranded copy of the gene, which next must be translated into a protein molecule.
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Protists are organized into the following six groups: Excavata, Chromalveolata, Rhizaria, Archaeplastida, Amoebozoa, and Ophisthokonta. What are these groups called
Answers
Answer:Major Groups of Protists
Explanation:
What is the complimentary strand of DNA for 5'--AGGTCCG--3'?
Answers
Answer:
here is your answer TCCAGGC hope it helps!
Describing Prominences
Which statements describe prominences? Check all that apply.
Prominences are dark, cool areas on the surface of the Sun
Prominences are composed of cool, dense gas
•Prominences can disturb radio communications on Earth
C Prominences cycle over an 11-year period.
•Prominences are loop shaped.
Prominences appear in groups.
Answers
Answer:
They are plumes of cooler gas and manifestations of magnetic disturbances.
Question 1
the biological classification of organisms is called taxonomy. based on your own investigation, discuss
the importance of taxonomy in biological research.
Answers
Answer:
It helps to ascertain the number of living beings on earth.
Explanation:
More than one million of species of plants and animals have been discovered and classified so far. It aims to classify the living organisms. Millions of organisms are classified scientifically in categories, which helps to have a better understanding.
The evolution of photosynthesizing organisms on Earth and the development of an oxygen-rich
environment led to a rapid diversification of life. Explain why there is an evolutionary advantage
tO an organism that requires oxygen to live compared to one that does not require oxygen.
Answers
The evolutionary advantage of organisms that require oxygen in comparison to others is that they can create much more energy from sunlight than others.
Autotrophs are organisms that can make their food through the process of photosynthesis by using carbon dioxide and hydrogen in the presence of sunlight. The presence of enzymes and mitochondrial apparatus can utilize oxygen better in the metabolism of glucose which releases 36 molecules of ATP in a single cycle. This provides a higher amount of energy to these organisms.
Thus organisms that deploy oxygen in their cellular respiration cycle are provided with an added advantage that they can use in body growth and development. This is the reason behind the presence of a greater number of aerobic species in the world.
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The phase of mitosis in which chromosomes line up on the equator of the spindle in the middle of the cell is
Answers
The phase of mitosis in which chromosomes line up on the equator of the spindle in the middle of the cell is metaphase.
The membranes of mitochondria, chloroplasts, and bacteria are all directly involved with all of the following except:a. Generation of ATPb. Generation of chemical gradientsc. Generation of electrical potentialsd. Pumping ions against concentration gradientse. Catalyzing the reactions of the Krebs cycle
Answers
The membranes of mitochondria, chloroplasts, and bacteria are all directly involved in the generation of ATP, generation of chemical gradients, and pumping ions against concentration gradients.
They are also involved in the generation of electrical potentials, which are important for several biological processes such as the generation of action potentials in neurons. However, these membranes are not directly involved in catalyzing the reactions of the Krebs cycle, also known as the citric acid cycle. The Krebs cycle takes place in the mitochondrial matrix and involves a series of enzymatic reactions that generate ATP and reduce coenzymes such as NAD+ and FAD. While the mitochondrial membrane is essential for the transport of metabolites involved in the Krebs cycle, the reactions themselves are catalyzed by enzymes in the mitochondrial matrix.
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Why there is a variation of weather in two different parts of India, though climate
was summer?
Answers
Answer:
Due to distance from the equator.
Explanation:
There is a variation of weather in two different parts of India, though climate was summer because both parts experience different amount of sunlight. There are some regions in India which is located on the equator so they experience very hot weather while on the other hand, some regions are present at a large distance from the equator so direct sunlight does not occur and the temperature is moderately warm.