In a population that is in Hardy-Weinberg equilibrium, the frequency of the homozygous dominant genotype is 0.49 . The percentage of the population that is heterozygous is
a. 51.
b. 49.
c. 42.
d. 7.
e. 3.
c
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The end products that come out of the Krebs cycle include all of the following except:
A) pyruvic acid. B) FADH2. C) CO2. D) NADH. E) ATP.
Mycobacterium leprae is typically found infecting the ears, toes, and fingers of its host due to its
A. requirement for well-oxygenated blood. B. easy access to those parts. C. need for cooler temperatures. D. long incubation period.
Male cichlids switching between dominant and subordinate behavioral phenotype depending on whether a larger dominant male is present is an example of _____.
A. behavioral plasticity B. social plasticity C. conditioning D. learned behavior E. mirroring
Answer the following questions true (T) or false (F)
1. Florence Nightingale investigated processes for aseptic surgery and her work in the 1860s proved that sterilizing instruments, and sanitizing wounds with carbolic acid encouraged healing and prevented pus formation. 2. Only a small minority of microbes are human pathogens. 3. Proper hand-washing technique can remove normal microbiota.