Maple leaves, palm fronds, pine needles, and grass blades are each different kinds of modified leaves.

Greenthe fossil record is the history of life recorded byhuman observationgod. climatologists. remains of the past.

Food webs - transferring energy and matter from one level to another. here you see four food webs. one or more are incorrect. which food web(s) show the correct sequence of organisms, from start to top level consumer? a) a b) d c) c d) a and d

What's the waste product of electrons and pyruvate combining in fermentation?