A virus reproduces by 

A. laying eggs in a host cell.
B. taking control of a host cell and directing it to produce viral components.
C. the exchange of gametes.
D. binary fission.


B. taking control of a host cell and directing it to produce viral components.

Biology & Microbiology

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The member of the domain Bacteria whose genome shows it to be most closely related to the Archaea is ________.

A. Synechococcus B. Thermotoga C. Aquifex D. Deinococcus

Biology & Microbiology

The shaded group includes all of the species that were derived from one common ancestor, this group could also be called a(n)

A. polyphyetic taxon. B. paraphyletic taxon. C. phylum. D. homology. E. clade.

Biology & Microbiology

According to the EC system, which is not one of the major groups of enzymes?

A) proteases B) hydrolases C) oxidoreductases D) transferases E) ligases

Biology & Microbiology

Diabetics can be given the ____ insulin which binds to receptors on cells throughout the body increasing glucose uptake.

A. hormone B. transcription factor C. G-protein D. kinase E. response element

Biology & Microbiology