What do plants use during the process of respiration to release energy from the food they make? A: Hydrogen
B: Carbon dioxide
C: Oxygen
D: Nitrogen

Which of the following can be reduced by the use of renewable energy sources? a. social costs b. economic costs c. environmental costs d. all of the above select the best answer from the choices provided a b c d

Imagine you are introducing the lac operan and the trp operon to students who have never learned about it before. complete the table to compare the similarities and differences between the two operons

Cells are adapted to preform specific functions. which of the following terms refers to this capability?