Liver cells, mammary cells, and skin cells all contain the same genome; however, their respective proteomes vary drastically. This observation is best explained by what phenomenon?
A. gene splicing
B. cell division
C. cell differentiation
D. crossing over
E. evolution
C. cell differentiation
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Whole genome sequencing is often approached by a shotgun sequencing approach in which:
A. large genomes are randomly digested, short fragments are sequenced, and the overlapping sequences are assembled in order. B. large genomes are digested only once, large fragments are sequenced, and the overlapping sequences are assembled in order. C. large genomes are randomly digested, short fragments are sequenced, and the overlapping sequences are assembled from largest to smallest. D. large genomes are randomly digested, short fragments are sequenced, and the overlapping sequences are assembled from smallest to largest. E. All of the answer options are correct.
The exotoxin produced by Corynebacterium diphtheriae
A. causes an inflammatory response. B. may destroy cardiac and kidney tissue. C. causes the formation of a pseudomembrane on the respiratory mucosa. D. All of the choices are correct.
A radula is characteristic of certain members of phylum Platyhelminthes
____________________ Indicate whether the statement is true or false.
Most plants acquire minerals from
A. soil. B. air. C. digested insects. D. rain.