In eukaryotes, electron transport occurs in the
a. inner mitochondrial membrane.
b. nucleus.
c. cell membrane.
d. cytoplasm.

Many kangaroo rats live in the sonoran desert of the southwestern united states. they have a variety of adaptations for living in the desert. under which circumstance would the kangaroo rats of the sonoran desert be most likely to develop new adaptations by natural selection?

What function does a limb serve in each animal how are the limb bones of the four animal similar based on the similarities what can be inferred about the evolution of the poor animals

If jane has the blood type ab and marries john who has type o blood what are the possible phenotypes of their first kid?