Which of the following organelles are part of the endomembrane system? I. vesicles II. lysosomes III. vacuoles IV. endoplasmic reticulum V. Golgi apparatus A. V only B. III, IV, and V only C. I, II, III, IV, and V D. I, II, III, and IV only E. IV and V only

What substance acts to prevent sudden ph changes in bodily fluids?

Darwin’s studies of finches on the galápagos islands suggest that the finches’ differences in beak structure were most likely directly due to:

Some species of hummingbirds have different shapes of beaks that evolved to allow them to drink from certain flowers. the flower species have evolved to produce nectar that is tasty for the hummingbirds. this example is a type of . cuckoos lay eggs in the nests of other birds. the cuckoo lays eggs identical to the eggs of the host species, so the other bird takes care of it. this is an example of .