The white hair of a polar bear is an example of a(n)

question 16 options:

adaptation.

development.

response.

stimulus.

Mention true or false : a) cholera is marked by acute diarrhea and no urination. b)mosquitoes are the source of dysentery germs.

Environmental impacts on evolution : mastery test

What are the responsibilities of the region of the brain highlighted below? =+= will rate brainiest =+=