Pneumocystis pneumonia occurs widely in ________.
A. immune compromised hosts
B. cattle
C. children
D. prisons and military installations
Answer: A
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In a malarial infection, only sporozoites can infect the human liver
Indicate whether this statement is TRUE or FALSE.
Aerobic exercise improves endurance by
a. increasing the number of muscle fibers. b. increasing the mass of each muscle fiber. c. causing more glycogen to be stored in each muscle fiber. d. increasing the number of mitochondria in each muscle fiber. e. doing all of these.
You prepare the first ever karyotype of an endangered species of frog. Upon examination you find that all the chromosomes are metacentric. This is going to make it difficult to identify
A. both the p and q arms of the chromosome. B. if the chromosomes are telocentric. C. which is the p arm of the chromosome. D. which is the q arm of the chromosome. E. the unique G banding for each chromosome.
Complex organisms can be characterized as having:
A. a small genome with few genes. B. a small genome with many genes. C. a large genome with few genes. D. a large genome with many genes. E. None of the answer options; there is no correlation between the complexity of an organism and these characteristics.