Innate immune mechanisms _____

a. are fast acting
b. take about a week to 10 days to come into full effect
c. are very specific for their targets
d. are tailored to only a few specific pathogens
e. are produced by genetic recombinations


ANSWER: a

Biology & Microbiology

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Which of the following lacks a nucleus?

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The inner cell mass will eventually become the

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Trace the path of blood flow through the heart and lungs, starting with the superior and inferior vena cava.

What will be an ideal response?

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