The period of time between exposure to an agent and the onset of disease signs and symptoms is called the
A. prodromal phase.
B. decline phase.
C. incubation period.
D. lag phase.
C
Biology & Microbiology
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Zooxanthellae are symbiotic:
a. diatoms. b. dinoflagellates. c. radiolarians. d. coccolithophores. e. forameniferans.
Biology & Microbiology
DNA replication is described as ____
a. hemiconservative b. conservative c. double stranded d. semiconservative e. conserved
Biology & Microbiology
Which cells are not normally involved in the functioning of the immune system in humans?
A) white blood cells B) red blood cells C) lymphocytes D) B cells
Biology & Microbiology
Hyphae form a covering over roots. These hyphae create a large surface area that helps to do which of the following?
A) aid in absorbing minerals and ions B) maintain cell shape C) increase cellular respiration D) anchor a plant
Biology & Microbiology