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sammy [17]
2 years ago
7

A population of Norway rats is the number of rats in one particular area. Do you think it’s scientifically possible for a popula

tion of Norway rats in North America to carry different genetic mutations than a population of Norway rats in Africa? Do you think it’s possible that they carry some of the same mutations? What types of information can scientists learn by studying the genomes of these two populations of rats?
Biology
1 answer:
Mandarinka [93]2 years ago
7 0

Answer:

A single rat sighting is often evidence of an entire colony. Living approximately one year in the wild, these fruitful breeders can have litters of between four and 22 babies, and a single female can have between three and 12 litters per year.

Explanation:

Ew

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The energy trapped in fossil fuels come from energy plants converted during photosynthesis. This trapped energy is
alukav5142 [94]

Answer:

The energy trapped in fossil fuels came from the energy plants converted during photosynthesis. This trapped energy is. chemical ... are using energy for

Explanation:

6 0
2 years ago
You notice two birds living in different parts of the same tree outside your house. They have similar markings and are of a simi
liubo4ka [24]

Answer:

They do not belong to the same population

Explanation:

These two similar birds do not belong to the same population because a population is made up of groups of similar organisms of the same species that occupy the same geographical region including the capability to interbreed. This two birds despite the similar markings, they do not have the capability to interbreed thus they are not of the same population.

3 0
2 years ago
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Otter cubs are born in a burrow under the ground. How does this help the otter cubs survive
Mazyrski [523]
It helps them stay safe from predators
6 0
2 years ago
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Rosa eats a peanut butter sandwich for lunch. Peanut butter contains a lot of protein, and bread is mostly starch. Rosa plans to
vodka [1.7K]

Answer:

<em><u>What does she need from the food she ate and the air she breathes so that she can go on her run? </u></em>

A. Rosa needs carbohydrates rich food (bread) to carry out her jogging activity. Protein-rich food before exercise is not recommended unless she is on a weight loss program (diet plan).

B. Rosa needs oxygen to perform aerobic respiration, which is required for maximum release of energy (36 molecules per reaction run). Anaerobic reactions yield less energy (2 molecules of ATP per reaction run) and are not recommended.

<em><u>How do Rosa's body systems work together to get the molecules she needs into her cells?</u></em>

Rosa's body cells need carbohydrates (glucose) and oxygen to perform aerobic respiration for the release of maximum energy. The glucose and oxygen molecules are provided to the cells via diffusion into the bloodstream. During exercise/jogging, complex molecules of carbohydrates such as starch (present in bread) are broken down into simple molecules (glucose) which are diffused into the blood. Likewise, a high amount of oxygen is provided to the body's cells via diffusion in blood, which is carried out by the faster movement of lungs and heart. The combined action results in the supply of both types of molecules to enter the cell where mitochondria use these substrates to produce energy molecules (ATPs).

<em><u>How do hair cells use these molecules to release energy for her body to run?</u></em>

The substrates (glucose and oxygen) enters the bloodstream and then taken up to the cell. Then they are provided to the mitochondria for the release of energy in the form of ATP. This is why mitochondria are known as the powerhouse of the cells. Within the cell, energy is released in a three-step process, i.e. glycolysis, the Krebs cycle, and oxidative phosphorylation. Here glucose reacts with oxygen. In the end, aerobic respiration per reaction run produces 36 molecules of ATP which are sufficient to meet intensive energy needs. During excrcise, the supply of oxygen and glucose is also faster due to faster lungs and heart actions.

PS: Anaerobic respiration cannot meet energy demands faster because the reaction produces only 2 ATP molecules per reaction run.

5 0
2 years ago
Each statement below represents a feature that has been claimed to exist on Mars. Sort the statements into the correct bin accor
bagirrra123 [75]

Answer:

1, 4, 5 are true. 2, 6, 7, 9 are not true. 3 and 8 are not known.

Explanation:

According to the information we have gathered from the vehicles sent to Mars and the data they collected and analyzed, "Minerals of types known to form in liquid water" on Mars. There is "abundant water ice" and also "dried-up river beds".These statements actually exist.

"Surface pools of liquid water" does not exist on Mars. "A network of straight-line canals", "cities built by an ancient civilization" and "frequent rainfall and snowfall" also do not exist on Mars according to the data.

We do not have any information to prove the existense of "underground pockets of liquid" and "microscopic life" but they are possibilities.

I hope this answer helps.

8 0
2 years ago
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