Answers
Answer:
protons and nuetrons
Explanation:
Related Questions
The zone above the snowline on a glacier is called the zone of _____.
Answers
The zone above the snowline on a glacier is called the zone of zone of accumulation.
What is zone of accumulation about?
The zone of accumulation alludes to the upper portion of a icy mass where snowfall surpasses the sum of snow and ice that dissolves or sublimates. In this zone, more snow gathers over time, driving to the development and thickening of the icy mass. The snow slowly compresses beneath its weight, turning into firn and inevitably changing into frosty ice.
The zone of accumulation is significant for the by and large mass adjust of a ice sheet. It serves as a essential source of ice, providing the ice sheet with unused fabric
Hence, the overabundance snow and ice in this zone stream downslope beneath the impact of gravity, shaping the upper portion of the ice sheet and contributing to its development.
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Why is DNA important?
It produces the energy a cell needs to survive.
lt is responsible for creating the food for photosynthesis.
It coordinates with the cell wall to determine what enters and leaves a cell.
It is what makes each type of living creature different.
Answers
Answer:
It is what makes each type of living creature different
Explanation:
DNA is basically our blueprint, how we were designed. It's almost impossible for someone's DNA to be exactly the same. Given the exclusion of twins, there is always going to be something different about creatures, even when it comes to doppelgangers!
Hope this helps!
DNA is important as it is what makes each type of living creature different. The correct option is D.
What is DNA?Humans and nearly all other species carry their genetic information in DNA, also known as deoxyribonucleic acid. The DNA of an individual can be found in almost all of their cells.
Nucleotides are chemical building units that make up DNA. A phosphate group, a sugar group, and one of four different nitrogen bases make up these building components.
Nucleotides are joined together into chains, with the phosphate and sugar groups switching places, to create strands of DNA.
DNA is crucial for inheritance, protein coding, and supplying guidelines for life and its processes in all living organisms.
DNA controls a person's or an animal's growth, reproduction, and final demise. There are 46 chromosomes in total in each of a human cell's 23 pairs of chromosomes.
Thus, the correct option is D.
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Ecological succession is started by
A. fertilizer
B. a disturbance
C. addition of carbon to soil
Answers
Ecological succession is initiated by changes that occur in the environment such as a disturbance; option B.
What is ecological succession?Ecological succession is the process by which the species present in a given habitat gradually change over with the parent species of organisms being replaced with new species of organisms until a stable species is established.
Ecological succession is initiated by changes that occur in the habitat.
These changes include biotic factors such as disease, and competition, and climatic factors such as wind, fire, soil erosion, and natural disasters include climatic factors.
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Answer:B. a disturbance
Explanation:
How are the processes of photosynthesis
and cellular respiration interrelated?
Answers
Answer:Photosynthesis makes the glucose that is used in cellular respiration to make ATP. The glucose is then turned back into carbon dioxide, which is used in photosynthesis. While water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.Aug 31, 2018
Explanation: A Little something from my notes
Undigested material not absorbed by the large intestine forms what kind of waste?
Answers
Hi there!
It forms fecal waste. Fecal waste is made of whatever’s left after the large intestine absorbs the needed nutrients and minerals.
Hope this answers your question!
Why do large scale mutations have such a significant effect on organisms?
Answers
Large-scale mutations can have a significant effect on organisms because they involve changes in the DNA sequence that affect the function or expression of one or more genes.
These mutations can result in changes to the structure or function of proteins, which are the building blocks of cells and perform many critical functions in the body.
In some cases, large-scale mutations can also affect multiple genes or entire genetic pathways, leading to more widespread effects on an organism's physiology or behavior. This can result in reduced fitness, decreased survival, or even extinction in some cases.
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Which statement describes a difference between a jellyfish and a frog?
A jellyfish lacks vertebrae, whereas a frog has a spinal cord.
A jellyfish cannot reproduce sexually, but a frog can.
A jellyfish makes its own food, whereas a frog is a heterotroph.
A jellyfish is a prokaryote, whereas a frog is a eukaryote.
Answers
Answer:
A
Explanation:
Which dna bases ( ATCG) does mercatopurine mimic?
Answers
Mercatopurine is an analoge of the purine bases adenine (A) and guanine (G).
What would be an example of an assumption about the worm?
Answers
Answer:
they are squigally
Explanation:
comman sence
Tests: Watch the following video https://youtu.be/f6c2cZfOULI Start at 3:20.
What are the independent and dependent variables in this experiment?
Independent:
Dependent:
What is the control and the constants to ensure test validity in this experiment?
Answers
According to the information, we can infer that the Independent variable: Temperature (specifically, the range of temperature). On the other hand, Dependent variable: Distribution of pikas. Additionally, Control: Pikas within their tolerance range of temperature and Constants: Other environmental factors, habitat conditions, and population of pikas.
What are the independent and dependent variables in this experiment?In this experiment, the independent variable is the temperature, specifically the range of temperature. The researcher will manipulate and observe how different temperature ranges affect the distribution of pikas.
The dependent variable is the distribution of pikas. It refers to the geographical or spatial range in which pikas are found. The researcher will measure and analyze how the distribution of pikas changes in response to different temperature ranges.
What is control and the constants to ensure test validity in this experiment?To ensure test validity, a control group of pikas within their tolerance range of temperature needs to be included. This group will experience temperatures within the range they can tolerate, providing a baseline for comparison. By comparing the distribution of pikas in different temperature ranges to the control group, the researcher can determine the impact of temperature on their distribution.
To maintain validity, other environmental factors such as altitude, precipitation, vegetation, and habitat conditions should be kept constant across the experimental groups. Additionally, the population of pikas being studied should be consistent, without any significant changes in population size or genetic composition throughout the experiment. These constants help isolate the effect of temperature on pika distribution and minimize confounding variables.
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Forested floodplain wetlands benefit from periodic flooding from rivers. When floodwaters spill into the wetland, they bring water and nutrients and leave both behind. But humans have often cut off floodplains from rivers by building roads, levees, berms, etc. Think about what would happen if a river could no longer flood into these areas. How would the resulting increased amount of water and nutrients in the river affect soils, hydrology, and life downstream?
Answers
The absence of flooding from rivers into forested floodplain wetlands would lead to adverse effects on soils, hydrology, and the overall biodiversity downstream, emphasizing the importance of maintaining the natural connection between rivers and floodplains for the health and functioning of these ecosystems.
If a river can no longer flood into forested floodplain wetlands due to human interventions, it would have significant consequences for the downstream areas in terms of soils, hydrology, and life.Without periodic flooding, the increased amount of water and nutrients in the river would not be able to disperse and be deposited in the floodplain wetlands. As a result, downstream soils would experience a decrease in nutrient inputs, leading to decreased fertility and altered composition. The absence of regular flooding would disrupt the natural hydrological cycle, reducing the recharge of groundwater and altering the flow patterns in the river system. This could result in decreased water availability, increased erosion, and changes in the overall ecosystem dynamics downstream.The disruption of nutrient flows and hydrological patterns would also have a significant impact on the life forms downstream. Aquatic plants, fish, and other organisms that depend on floodplain wetlands for breeding, feeding, and shelter would face habitat loss and reduced food availability. This, in turn, could disrupt the food chain and impact the abundance and diversity of aquatic and terrestrial species in the downstream areas.The absence of flooding from rivers into forested floodplain wetlands would lead to adverse effects on soils, hydrology, and the overall biodiversity downstream, emphasizing the importance of maintaining the natural connection between rivers and floodplains for the health and functioning of these ecosystems.For more such questions on flooding
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After wheat fild is clears wild grasses and weeds begin to grow this process is considered
Answers
After the clearance of wheat field, the growth of wild grasses and weeds is considered as the ecological succession.
What is ecological succession?Ecological succession is defined as the sudden change that is encountered in a particular ecological environment whereby certain species are being replaced by another set of species.
The various stages of ecological succession include the following:
nudation, invasion, competition and coaction,reaction and stabilisation.The various types of ecological succession include the following:
Primary succession: This type of succession occurs when a habitat is being colonized by particular species for the first time.Secondary succession: This is the type of succession whereby the ecological environment is being replaced by another specie after a disturbance like wildfire or deforestation.Learn more about succession here:
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When pyruvic acid loses carbon dioxide it becomes what acid?
Answers
Answer:
Acetyl CoA
Explanation:
After glycolysis but prior to the beginning of the citric acid cycle (also called the Kreb's cycle), pyruvic acid (pyruvate) loses a molecule of carbon dioxide. The resulting molecule is called Acetyl CoA. This is called pyruvate oxidation and is an important intermediate step in aerobic respiration.
Which components makes up the "backbone" of the DNA molecule?
O phosphate and nitrogen bases
O deoxyribose sugar only
O nitrogen bases
O phosphate and deoxyribose sugar
Answers
HELP ME OUT PLS!!!!!!!!!!!!!!!!!!!
13. The diagram at right shows one position of the earth as it makes its way around the sun. Which locations are experiencing winter?
A)
B)
C)
D)
E)
14. At which location would a person experience the longest number of daylight hours?
A)
B)
C)
D)
E)
Answers
14. At which location would a person experience the longest number of daylight hours answer B
Answer:
13.) A
14.) B
Explanation:
A:
Position A is leaning away from the sun, so it is therefore experiencing winter.
B:
Position B, the Equator experiences the longest number of daylight hours, as it is in the middle and the sun reaches it for a longer period of time
I also completed this, it would appear we are in the same boat.
how do Euglena reproduce?
Answers
Which of the following is evidence for the endosymbiosis theory?
Answers
Answer:
Mitochondria and chloroplast contain DNA similar to bacterial DNA
Explanation:
Both mitochondria and chloroplast have their own DNA, which by then was known to contain the hereditary material of organisms. Mitochondrial DNA has a simple circular structure, which is structurally similar to bacteria DNA and is more or less the same size.
Your answer is correct!
in which organ (crop or gizzard) did you find the contents to be most ground up and why?
Answers
The gizzard is the muscular organ located between the crop and the small intestine in birds. Its primary function is to mechanically grind and break down food, as birds do not have teeth to chew their food.
The gizzard accomplishes this through strong muscular contractions that crush and grind the food against small stones and grit that the bird has ingested.
Therefore, it is likely that the contents found in the gizzard would be more ground up compared to those found in the crop. The crop is a storage organ located at the base of the bird's neck that serves as a temporary holding place for food before it enters the digestive system. While the crop may soften and partially break down food through the secretion of digestive enzymes, it does not have the same mechanical grinding function as the gizzard.
In summary, the gizzard is the organ responsible for grinding and breaking down food in birds, while the crop primarily serves as a temporary storage organ. Therefore, the contents found in the gizzard are likely to be more ground up compared to those found in the crop.
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Tsunamis begin when some kind of trigger, such as an earthquake, landslide, or volcano, causes a large part of the surface of the water to rise or fall. After this sudden displacement of water, gravity acts to balance the water levels back, resulting in a tsunami.
Question 2 options:
True
False
Answers
Tsunamis begin when some kind of trigger, such as an earthquake, landslide, or volcano, causes a large part of the surface of the water to rise or fall this is a correct statement.
What is tsunamis?A tsunami may initially look like a swiftly rising tide rather than a breaking wave. Due to this, it is frequently referred to as a tidal wave, despite the fact that the scientific community does not support this usage because it could create the mistaken impression that tides and tsunamis are causally related.
Tsunamis often consist of a sequence of waves that arrive in a "wave train" and have durations varying from minutes to hours. Large events have the potential to produce waves with tens of meters of height.
Although tsunamis only affect coastal areas, their destructive force can be immense and they can have a significant impact on entire on earth.
Therefore, Tsunamis begin when some kind of trigger, such as an earthquake, landslide, or volcano, causes a large part of the surface of the water to rise or fall this is a correct statement.
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what is the mechanism of natural selection
Answers
The simple process of natural selection causes long-term population changes in living things. It can be broken down into five basic processes, which we'll collectively term to as VISTA in this case: Difference and inheritance.
What sort of mechanism is natural selection?One method that propels evolution is natural selection. It happens when organisms have inherited features that increase their chances of surviving. These animals procreate more frequently than individuals in the population who lack these qualities because those who have made these adaptations pass on their advantageous traits to subsequent generations.
What distinguishes natural selection from mechanism?One of the mechanisms or causes of evolution is natural selection. Physical or behavioural characteristics that help an organism fit in with its surroundings are called adaptations.
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What is the approximate pH at which amylases act throughout the digestive tract?
Answers
Answer:
6.7 to 7.0
Explanation:
In the digestive systems of humans and many other mammals, an alpha-amylase called ptyalin is produced by the salivary glands, whereas pancreatic amylase is secreted by the pancreas into the small intestine. The optimum pH of alpha-amylase is 6.7–7.0.
Name three reasons why a cloud might form without rain happening:
amplify 1.4 tab 4 homework
Answers
Answer:
Clouds are formed when air contains as much water vapor (gas) as it can hold. ... When saturation occurs, moisture becomes visible water droplets in the form of fog and clouds. It should be noted that condensation by itself does not cause precipitation (rain, snow, sleet, hail)
Leucine biosynthesis occurs in a multistep pathway starting from 2-oxovalerate, and the final product of the pathway (leucine) inhibits the first enzyme involved in the biosynthetic pathway through a process called feedback inhibition. This enzyme inhibition occurs, regardless of whether or not the 2-oxovalerate substrate is bound in the active site of the enzyme. Describe what type of inhibitor leucine is and justify your response.
Answers
Answer:
it is a type of mixed inhibition referred to as 'non-competitive inhibition'
Explanation:
Mixed inhibition occurs when an inhibitor binds to the enzyme in a site different from the active site where the substrate binds (i.e., the allosteric site). The term 'mixed' is because this inhibition is a mixture of competitive inhibition, where the inhibitor competes with a substrate to bind to the enzyme, and uncompetitive inhibition, where the inhibitor binds only to the complex formed between the enzyme and its substrate. In competitive inhibition, the maximal velocity of the reaction (Vmax) does not change, whereas the apparent Km (i.e., the concentration of substrate which permits the enzyme to achieve half Vmax) increases. Moreover, in non-competitive inhibition, the Km does not change, whereas the Vmax decreases. Non-competitive inhibition is a special type of mixed inhibition where the apparent Vmax (V app-max) is reduced, while the Km of the enzyme is unaffected.
1. Which of the following describes an animal with a medusa body?
a tube-like body attached to a firm surface with tentacles on the opposite side of the attachment, surrounding the animal's mouth
an umbrella-shaped body capable of swimming with tentacles surrounding the mouth
an animal with a body lacking tissue
an animal body that digests food intracellularly rather than extracellularly within a gastrovascular cavity
Answers
An animal with a medusa body has a swimming, umbrella-shaped body, with a mouth surrounded by tentacles.
A medusa is what kind of animal?Jellyfish. a generalization The phylum Cnidaria has a variety of species known as jellyfish, all of which may be identified by their distinctive "medusa" body structure as they mature—a gelatinous bell with trailing tentacles. Adult jellyfish and other medusae are free-swimming or floating. Typically, they have four-part tetramerous symmetry and umbrella-shaped bodies.
A medusa has what kind of symmetry, exactly?Adult jellyfish and other medusae are free-swimming or floating. Typically, they have four-part tetramerous symmetry and umbrella-shaped bodies. The mouth is often on the concave side, and the tentacles start at the umbrella's rim.
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What is the main function of lipids
Answers
Answer:
They provide energy, protection and insulation for the organs in the body. They're also very important in the cell membranes.
Explanation:
1.
Which of the following organisms occupies
the fourth trophic level in the food chain
below?
Cabbage - Caterpillar - Small bird
-Hawk
(B)
(C)
(D)
Hawk
Cabbage
Small bird
Caterpillar
Answers
Answer: Hawk
Explanation:
The fourth trophic level includes carnivores and omnivores which eat the animals that belong to the third level, aka the tertiary consumers.
What is thigmotropism?
a plant's growth or movement response to touch.
a plant's growth or movement response to water in the soil.
a plant's growth or movement response to gravity.
a plant's growth or movement response to light
Answers
I believe it's a plant's growth or movement response to touch. I'm 99% sure.
HELP: WILL MARK BRAINLIEST
Answer the blank
Answers
The Krebs cycle occurs in the matrix of the mitochondria and requires acetyl coenzyme-A (acetyl-CoA) that is produced from both lipids and carbs.
What is the Krebs cycle of cell respiration?The Krebs cycle of cellular respiration is the second step of this metabolic pathway which occurs in the mitochondrial matrix to generate NADH and FADH which are used during oxidative phosphorylation to produce ATP.
Therefore, with this data, we can see that the Krebs cycle of cell respiration is the second stage of this process and produces molecules required for ATP synthesis.
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The presence of what cellular structure distinguishes a plant cell from an animal cell?
A. Chloroplast
B. Cell Membrane
C. Nucleus
D. Mitochondria
Answers
____ is the natural process by which water is continually recycling between the Earth's atmosphere,
OA Carbon cycle
OB nitrogen cycle
OC condensation
OD water cycle
Answers
Answer:
Option D
ans : water cycle