Kin selection helps make predictions about which of the following phenomena in nature:
a) when helpers-at-the-nest should occur and which individuals the helpers should assist.
b) eusociality among ants, bees, and wasps.
c) bequests made by humans in their wills.
d) a) and b) only.
e) a), b), and c) are all correct.
Ans: e) a), b), and c) are all correct.
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Which of the following statements regarding extinction is (are) correct?
I) Only a small percentage of species is immune from extinction. II) Extinction occurs whether humans interfere or not. III) Extinctions can even be caused indirectly by humans. A) only I B) only II C) only III D) only II and III E) I, II, and III
Translocations and inversions may result in
A. TNRE B. Anticipation C. Position effect D. Genome mutations
Specimens for Mycobacterium studies that require concentration, decontamination, or liquefac-tion include:
a. CSF and other body fluids. b. sputum. c. urine. d. swabs and wound aspirates.
If you wear gloves and eye protection in the lab, why do you need a lab coat?
A) to protect your eyes from the liquid that could be splashed and to protect your eyes from being rubbed with contaminated gloves B) to protect your clothes from being touched with contaminated gloves and spills C) to protect your hands from being contaminated with ocular fluid