What differentiates an angiosperm from other divisions of plants?
A. Angiosperms are the smallest division of plants.
B. Angiosperms have an enclosed seed in the ovary of
a flower.
C. Angiosperms don't use seeds as a form of
reproduction

Which element is used in photosynthesis found in atmosphere and fixed by bacteria?

Which best example best demonstrates the importance of having knowledge of evolutionary relationships? a. illustration of a plant b.organ transplantation between species c. blood donation from a human d. do you need sequence of an insect.

How energy flows through each level in this energy pyramid. is all the matter and energy from one level transferred to the next level?