A human living now and a horse that lived thousands of years ago could:

O A. get their energy directly from the Sun.
O B. have some of the same DNA molecules.
O C. be made of some of the same matter
O D. use the same amount of energy to survive,

List the advantages and disadavantages of the switch from persistent chlorinated hydrocarbon pesticides (such as ddt) to nonpersistent organophosphate pesicides. have the benefits of the switch outweighed the disadvantages? explain.

Compare the depth of field when focusing with low power and high power. which power has the greater depth of field?

During the day, plants produce by splitting water molecules in the light-dependent reactions of photosynthesis. at the same time, plants use cellular respiration to produce some of the needed by the light-independent reactions to make sugars. during the night, plants produce because takes place.