What types of cells carry oxygen in the blood?
A. white blood cells
B. plasma
C. serum
D. red blood cells
E. platelets
Answer: D
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The individuals responsible for constructing the first model of DNA structure were
(a) Wallace and Watson. (b) Lamarck and Darwin. (c) Mendel and Meischer. (d) Crick and Watson.
What are the cancer causing genes called?
A. oncogenes.
B. proto-oncogenes.
C. tumor suppressor genes.
D. viral genes.
The instructions for producing and maintaining life are contained in what molecule?
What will be an ideal response?
At the G2-to-M checkpoint, one of the cyclins has reached a concentration great enough to complex with one of the CDKs to initiate DNA synthesis. Which cyclin and which CDK are the ones involved?
a. cyclin M and CDK1 b. cyclin S and CDK1 c. cyclin M and CDK2 d. cyclin S and CDK2