Polyphagous parasites feed on
A. any plant.
B. one host.
C. many different hosts.
D. ectoparasites.
E. None of the answers is correct.
C. many different hosts.
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The molecule(s) that act as molecular glue to bind DNA fragments together is/are
A. DNAse. B. DNA ligase. C. ligandase. D. polymerase. E. DNAse AND ligandase.
When choosing among competing cladograms, the preferred hypothesis is the one that is the simplest for all characters and their states. This is also known as
A. the maximum likelihood approach. B. the principle of parsimony. C. the Bayesian method. D. the molecular clock. E. the cladistic approach.
The ________ lactose is often used as a substrate for penicillin production.
A. disaccharide B. trisaccharide C. more complex molecule D. monosaccharide
In a typical "bacterial growth curve", identify the phase in which the majority of bacterial cells experience autolysis
A. Lag phase B. Death phase C. Log/exponential phase D. Stationary phase