Viruses can be harmless or even beneficial.
a. true
b. false
Ans: a. true
Biology & Microbiology
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Which of the following is true of the actinomycetes?
A. Some are photosynthetic. B. They closely resemble the fungi in morphology. C. They divide by budding. D. They are unique among prokaryotes in producing sexual spores.
Biology & Microbiology
The ion, _____, causes proteins associated with actin to move out of the way allowing _____
to bind to binding sites on _____.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
The ability of a lens to gather light is referred to as its
A) resolution. B) numerical aperture. C) refraction. D) contrast. E) magnification.
Biology & Microbiology
Which of the following is not a component of phenotypic variance?
A) the interaction between genetics and environment B) the covariance C) genetic variance D) environmental variance
Biology & Microbiology