In Order to Replicate Within a Host Cell, a Virus

question 14

Multiple Choice

In order to replicate within a host cell, a virus with a genome comprised of single-stranded positive-sense RNA

• A)must use its genomic strand as a template to make copies of negative-sense RNA for packaging.
• B)must use its genomic strand as a template to make copies of positive-sense RNA for packaging.
• C)must first use its genomic strand as a template to make a negative-sense RNA, which then serves as a template to synthesize positive-sense RNA for packaging.
• D)must first use its genomic strand as a template to make copies of DNA for packaging.

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Definitions:

Mind

The set of cognitive faculties that enables consciousness, perception, thinking, judgement, and memory.

Natural Selection

The process whereby organisms better adapted to their environment tend to survive and produce more offspring.

Biologists

Scientists who study living organisms and their relationship to the environment, including their structure, function, growth, and evolution.

Mutation

A new gene or combination of genes.