What sets up the concentration gradient in the thylakoid space during the light reaction?

What happens to the chromatids during anaphase of mitosis?

Which of the following can lead to cancer by causing a cell to divide uncontrollably?

What is the name of the small fragments synthesized on the lagging strand?

A chemist has discovered a drug that blocks glucose phosphate isomerase, an enzyme that catalyzes the second reaction in glycolysis.  He thought he could use the drug as an antibiotic, to kill bacteria in people with infections.  But he can’t do this because

What is the primary function of mRNA in protein synthesis?

What happens during the termination phase of translation?

Which of the following is true about the semi-conservative nature of DNA replication?

1. What is the primary purpose of cell division in unicellular organisms?

In cancer cells, what is the role of the p53 gene when it is mutated?