What is the persistent survival of microorganisms on a surface of the human body called?

A. A reservoir
B. Infection
C. Nosocomial infection
D. Colonization


Ans: D. Colonization

Biology & Microbiology

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Damage to which of the following would prevent the production of the most hormones?

1.hypothalamus 2.thyroid gland 3.pancreas 4.adrenal glands

Biology & Microbiology

The basic unit of the nervous system is

a. the neuron. b. neuroglia. c. the brain. d. a nerve. e. a nerve impulse.

Biology & Microbiology

In a population that meets the Hardy-Weinberg equilibrium assumptions, 81 percent of the individuals are homozygous for a recessive allele

What percentage of the individuals would be expected to be heterozygous for this locus in the next generation?

Biology & Microbiology

The mating displays of a male mallard duck do not attract a female pintail duck. This is an example of 

A. seasonal isolation. B. behavioral isolation. C. habitat preference. D. geographic isolation.

Biology & Microbiology