As the infectious dose of the microorganism increases, the virulence of the microorganism increases.
a. true
b. false
Ans: b. false
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Say Gus and Ida were released back into the wild in 2011, in an area that has a population of polar bears. You observe them for many years and they only breed with each other
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The random orientation of different pairs of homologous chromosomes on the metaphase plate is responsible for
A. asexual reproduction. B. crossing over. C. independent assortment. D. random fertilization.
Active transport ________
A) uses ATP as an energy source B) can move solutes against their concentration gradient C) can involve the transport of ions D) all of the answer options
Which of the following statements regarding a bacterium that is R+ is FALSE?
A) It possesses a plasmid. B) R+ can be transferred to a cell of the same species. C) It is resistant to certain drugs and heavy metals. D) It is F+. E) R+ can be transferred to a different species.