A Barr body is an example of

A) constitutive euchromatin.
B) facultative euchromatin.
C) facultative heterochromatin.
D) a nucleosome.
E) constitutive heterochromatin.


C

Biology & Microbiology

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Foods rich in complex carbohydrates are usually high in

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In this figure, the genotype of the resistant parental bollworms is ___ while the susceptible parental bollworms have a ___ genotype. Select one:

a. RR; Rr b. Rr; rr c. RR; rr d. Rr; RR e. rr; RR

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Fusion of the nuclei of a dikaryotic cell in club fungi ____.

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How is alcohol classified?

A. stimulant B. psychoactive C. inhibitor D. depressant E. none of these

Biology & Microbiology