A Gene Mutation ______________

question 57

Multiple Choice

A gene mutation ______________.  

• A) is a temporary change in the nucleotide sequence of DNA
• B) may be caused by environmental agents
• C) always arises spontaneously
• D) occurs only in eukaryotes
• E) is always damaging to the organism

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Definitions:

50th Percentile

A statistical measure indicating the value below which 50% of the data points in a data set fall.

Distribution

In statistics, distribution refers to the way in which values of a variable are spread or dispersed across possible values.

Median

In statistics, the median is the value separating the higher half from the lower half of a data sample, a population, or a probability distribution.

Distribution

In statistics, the way in which values of a variable are spread or dispersed across a range, often visualized through a graph.