Answer:
f
Explanation:
It is variation because not all individuals are the same, and this may be due to the genetics they have
Answer:
I'm pretty sure the answer is B! Hope this helps:]
Answer:
homologous structures
Explanation:
Homologous structures are organs or skeletal elements of animals and organisms that, by virtue of their similarity, suggest their connection to a common ancestor. These structures do not have to look exactly the same, or have the same function.
The answer is most likely the last option.