2, because a theory is not a law that can not be changed, and new evidence can change a theory.
The answer is D. in animal cells, the cell membrane allows materials in and out of the cell, while the mitochondria uses nutrients to make energy (ATP) for the cell.
Answer:
A cell spends most of its time in what is called interphase
Explanation:
Answer:
(B) Energy released from the chemical reaction is used to directly phosphorylate ADP.
(D) Energy released from the chemical reaction is used to directly reduce NAD+
Explanation:
phosphorylation is a addition of phosphoryl group to an organic compound.Substrate level phosphorylation is a process where there is ATP is produced from ADP by transferring a high energy phosphate group from phosphorylated metabolic compound.This process occurs in glycolysis and citric acid cycle.and this pathway is exergonic pathway