meiosis: crossing over - Students, Britannica Kids

Crossing over, or recombination, occurs in the early stages of meiosis, when the homologous pairs of replicated chromosomes are in close proximity. In most cases, crossing over is beneficial because it increases genetic variation in offspring.

Crossing over Facts for Kids

genetics - Students, Britannica Kids

genetics - Students, Britannica Kids

Heredity - Genes, DNA, Chromosomes

Prophase, Definition, Mitosis, Summary, & Facts

genetics - Students, Britannica Kids

Meiosis, Definition, Process, Stages, & Diagram

Meiosis - an overview

IJMS, Free Full-Text

Prophase, Definition, Mitosis, Summary, & Facts

IJMS, Free Full-Text

genetics - Students, Britannica Kids