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    Infancy and Childhood
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    Exam 2: Heredity, Environment, and Prenatal Development
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    A Group of 20,000 to 25,000 Genes, Arranged in a Long
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A Group of 20,000 to 25,000 Genes, Arranged in a Long

Question 90

Question 90

Multiple Choice

A group of 20,000 to 25,000 genes, arranged in a long string, is known as a:


A) chromosome.
B) gene.
C) deoxyribonucleic acid.
D) mitosis.

Correct Answer:

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