Restriction endonucleases break ____ bonds
a. phosphodiester
b. ester
c. glycosidic
d. peptide
e. hydrogen
ANSWER: a
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A typical human body has ____ bones
a. 78 b. 168 c. 206 d. 417 e. over 600
Four of the five answers can be detected by testing the urine. Select the exception
a. ovulation b. pregnancy c. water-soluble drug use d. exposure to pollutants e. white blood cell count
One effect of type 1 diabetes is ____
a. ketosis b. storage of proteins
c. secretion of pancreatic juices d. metabolism of glucose e. fat storage
Which statement about gene mutations is FALSE?
A. All mutations are transmitted to the next generation. B. Mutations are rare but their rates can be predicted. C. Mutations with beneficial effects will be favored by natural selection. D. Many mutations reduce an individual's chance of surviving and reproducing. E. Mutations with neutral effects neither help nor hurt the individual.