The Genes Contained in a Single Cell Contain Information for Constructingevery

question 30

Multiple Choice

The genes contained in a single cell contain information for constructingevery aspect of ____.

• A) that individual cell and nothing else
• B) the individual organ/muscle to which that cell belongs and nothing else
• C) the organ/muscle system to which that cell belongs and nothing else
• D) the physical human being to which the cell belongs

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Definitions:

Mismatch Repair

A DNA repair mechanism in which special enzymes recognize the incorrectly paired nucleotides and remove them. DNA polymerases then fill in the missing nucleotides.

Nucleotide Excision Repair

A DNA repair mechanism commonly used to repair a damaged segment of DNA caused by the sun’s ultraviolet radiation or by harmful chemicals.

Incorrectly Paired Nucleotides

Mismatches in the base pairing of DNA strands, which can result in mutations or errors in DNA replication and transcription.

DNA Replication

The process by which a cell duplicates its DNA, making two copies that each new cell will receive one when the cell divides.