Carbon dioxide is transported by all the following means except
a. carbaminohemoglobin.
b. carbonic acid.
c. carbonate
d. bicarbonate ions.

The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?

All eukaryotic cells contain small bodies called

How does the color of light affect the germination time (amount time a plant takes to develop) of a radish seed?