What are the 4 forces that could cause evolution to take place?

Which phrase is the best summary of the model shown? a. the transfer of the sun's energy through trophic levels b. a series of aerobic and anaerobic reactions c. a transformation of light energy into chemical energy d. the breakdown of food molecules

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.

The third stage of cellular respiration is (2 points)