Approximately how many single nucleotide polymorphisms have been identified in humans?
a. 10s
b. 100s
c. 1000s
d. 100,000s
e. 1,000,000s
ANSWER: e
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During electron transport reactions,
A) OH- accumulates on the outside of the membrane while H+ accumulates on the inside. B) OH- accumulates on the inside of the membrane while H+ accumulates on the outside. C) both OH- and H+ accumulate on the inside of the membrane. D) both OH- and H+ accumulate on the outside of the membrane.
Which of the following is NOT a characteristic of a type II restriction endonuclease?
A) cleavage product can be either blunt or sticky ended but is always the same for an individual enzyme B) recognizes a specific palindromic site for cleavage C) recognition site length varies among enzymes but is always the same for an individual enzyme D) unable to cleave methylated DNA
The notion of orthogenesis is no longer supported because we now know that evolution proceeds as an ongoing
process of dynamic adjustment, not toward any fixed goal.
a. True b. False
Red marrow is located in the area indicated by
a. A. b. B. c. C. d. D. e. E.