Answer:
I would say polar beats
Explanation:
As polar bears actually don't have to get in water..
Not sure ok sorry
It would be AO and BO this would be the only one with a change of Type O blood the others do not have any chance
<u>levels of organization </u>
from the smallest units of life to the largest units of the environment :
organelles >>> cells >>> tissues >>> organs >>> organ systems >>> organisms >>> populations >>> communities >>> ecosystems >>> biosphere
A hypersensitive reaction to a specific antigen in the environment is a(n) _ALLERGY_.