Black fur (B) is dominant and white fur (b) is recessive in mice. What are the possible offspring of two black mice (Father = Bb and Mother = Bb) bred together? Think of Mendel's F2 generation.​

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

Where can you find prokaryotic and eukaryotic cells?

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important