Polar bears have large paws so that their body weight spread our over more space on the ice.
Imagine then as snowshoes for a human. They keep you up =).
Hope that helps! =)
Answer:
<h2>a) Evolution</h2><h2>
b) harmful recessive traits become uncommon</h2>
Explanation:
<h2>
Experiments on mice should be stopped. I had a pet as a white mouse. He died because of depression 2 months ago. I am sad about seeing this mouse being treated cruelly in the lab.</h2>
Answer:
The bacteria found on roots, mainly on legumes, are related to the nitrogen cycle because nitrogen found in the environment is not usable by many species but because the bacteria can "fix" the nitrogen, it is usable by the plant which in turn it returned into the environment.
Explanation:
Answer:
1. The sun shines on a plant 2.chlorophyll traps energy from the sun 3. the plant makes sugar and oxygen 4.cells use sugar for energy
Explanation:
this might be