During X chromosome inactivation_____

a. female cells shut down
b. RNA coats chromosomes
c. pigments form
d. female cells shut down and RNA coats chromosomes


B

Biology & Microbiology

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What type of inheritance pattern is exhibited by the trait being analyzed in this pedigree?

a. autosomal dominant b. autosomal recessive c. X-linked recessive

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Green and colleagues assessed the degree of past interbreeding between modern Homo sapiens populations and extinct premodern populations by looking at an aspect of genetic diversity known as ________. [three words]

Fill in the blank(s) with correct word

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How are prokaryotes different from eukaryotes?

A) Prokaryotes have no DNA. B) Prokaryotes have no nucleus separating the DNA from the rest of the cell. C) Prokaryotes are unicellular, while eukaryotes are multicellular. D) Prokaryotes cause disease, but eukaryotes don't.

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In an unstimulated neuron, the plasma membrane is most permeable to ________ ions

A) sodium (Na+) B) sugar C) calcium (Ca2+) D) potassium (K+) E) chloride (Cl?)

Biology & Microbiology