How Many Chromosome Pairs Occur in a Normal Human Somatic

question 11

Multiple Choice

How many chromosome pairs occur in a normal human somatic cell?

• A)24
• B)23
• C)26
• D)25
• E)22

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Definitions:

Intersex Development

A condition in which an individual is born with reproductive or sexual anatomy that doesn’t fit typical definitions of male or female.

Transgender

A term describing someone whose gender identity differs from the sex they were assigned at birth.

Fraternal Birth-Order Effect

A phenomenon where the likelihood of a male being homosexual increases with the number of older brothers he has.

Sexual Orientation

An individual's pattern of physical, romantic, and/or emotional attraction to others, based on their gender or sex.