RNA processing that chemically alters the mRNA sequence is called:

A. RNA editing.
B. alternative splicing.
C. RNA transformation.
D. RNA modification.


A

Biology & Microbiology

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If cells in the _____ are removed, roots will no longer respond to gravity

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Sodium has 11 electrons arranged in three energy levels. In order to become stable, sodium forms an ion with:

A. no charge. B. -1 charge. C. +8 charge. D. +1 charge. E. -8 charge.

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DNA-binding proteins interact predominantly within which portion of a double-stranded DNA helix?

A) major groove B) minor groove C) 3' end D) supercoil

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When two or more genes from the same genome have nucleotide sequences so alike that they most probably arose from gene duplication those genes are called ________.

A. homologs B. duologs C. orthologs D. paralogs

Biology & Microbiology