0! = _________

question 21

Multiple Choice

0! = _________?

• A) 0
• B) 1
• C) undefined
• D) ? 1
• E) ?

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Definitions:

Gene-environment Correlation

This concept describes how genetic factors influence an individual's exposure to certain environments.

Epigenetics

The study of heritable changes in gene expression that do not involve changes to the underlying DNA sequence, affecting how genes are turned on or off.

Development

The process of growth and change that a person undergoes, which can be physical, cognitive, or emotional in nature.

Genetics

The branch of biology concerned with the study of genes, genetic variation, and heredity in organisms.