Which of the following immunogens is MOST effective as a vaccine?
A) chemically inactivated bacteria
B) dead virus
C) live virus
D) toxoid
Answer: C
Biology & Microbiology
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Where would one find the leaf axillary bud?
A. in the internode of the stem B. near the terminal bud C. between the leaf petiole and the stem D. between the leaf petiole and the leaf blade E. between leaflets on a compound leaf
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A person who has a constant need to eat may show impaired secretion of or response to
A. growth hormone B. insulin C. thyroid hormone D. leptin E. thyroid-stimulating hormone
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Saccharomyces is a ____ cell
a. prokaryotic b. eukaryotic c. bacterial d. plant e. protistan
Biology & Microbiology
When you look at the spacing of humans on a global level, what type of distribution does the population follow?
A) clumped B) uniform C) random D) indescribable
Biology & Microbiology