The hominin evolutionary line diverged from that leading to the great apes about ____ million years ago.
A. 1.5
B. 2
C. 3
D. 7
E. 13
Answer: D
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Clinical sensitivity in the microbiology laboratory refers to:
a. positive results from patients known to have an infection or disease. b. percentage of positive results from all pa-tients tested. c. percentage of patient's that test negative known to have an infection or disease. d. none of the above answers are correct.
Which of the following factors is NOT a density-dependent regulator of population size?
a. competition for food b. limitation of nesting sites c. disease d. parasitism e. drought
A chemical reaction requires energy to proceed. This would be
A) exothermic. B) endothermic. C) entropy. D) kinetic energy.
Tertiary structure is NOT directly dependent on _____.
a) bonds between sulfur atoms b) peptide bonds c) hydrophobic interactions d) ionic bonds e) hydrogen bonds