Which characteristic do glycogen and starch share?
a. both are difficult to digest.
b. both are storage forms of glucose.
c. they are the most energy-rich organic molecules.
d. both are proteins.

What are the doorways into and out of cells, attached to the membrane, and built in the rough er.

How does an angiosperm prevent self pollination

Easy 6th grade work! 100 points! i need fast! compare the parts of a cell and the cell as a whole to another common nonliving system (i. e., a car, a city, describe the parts of a cell and their primary function.