Energy is converted from solar to chemical in Process A and then from one form of chemical to another in Process B.

Which is described by Process A?
energy conservation
photosynthesis
cellular respiration
Krebs cycle

Apopulation of black bears depends on salmon from a stream for food. if a drought causes the stream to run dry one year, how will this likely impact the black bear population?

The finches on the galapagos island were similar in form except for variations of their beaks. darwin observed that these variations were useful for: attracting a mate defending territory building nests gathering food

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million