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Chromosomes in AP Psychology

Verified for the 2027 exam
Verified for the 2027 exam•Fiveable Content Team

Definition

Chromosomes are thread-like structures located inside the nucleus of animal and plant cells. Each chromosome is made up of protein and a single molecule of deoxyribonucleic acid (DNA). Humans have 23 pairs of chromosomes which carry genes - units of heredity controlling specific traits.

This definition is part of Fiveable's AP Psychology review, which also has guided practice questions.

AP course connection

Topic 6.7: Gender and Sexual Orientation

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Unit 6

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