Which of the following shows the importance of incoming solar energy for life on earth? A. Food chains
B. enzymes
C. Electrons
D. Rock cycles

The fauces connects which of th following structures to the oropharynx

According to the cell theory, which describes cells? a. all organisms are composed of multiple cells. b. all cells have the same structure and function. c. cells are found in everything on earth. d. living organisms are not created spontaneously

Is genetic diversity the same as genetic variation?