_______________ May Occur Because of Mistakes Made When DNA Copies

question 124

Multiple Choice

_______________ may occur because of mistakes made when DNA copies itself during cell divisions or because of environmental factors such as ultraviolet radiation from the sun.

• A) Mutations
• B) Noncoding DNA
• C) Epigenetics
• D) Twins

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Definitions:

Genome Size

The total amount of DNA contained within one copy of a single genome, measured in base pairs or number of genes.

Mobile Genetic Elements

Sequences of DNA that can move or replicate within a genome, playing a role in mutation, gene transfer, and evolution.

Protein-Coding Genes

Genes that provide instructions for building proteins, which perform a variety of functions in the body.