Asked by Anonymous

A student observes a cell where homologous chromosome pairs are lined up at the equator of the cell. What phase is this, and how does it contribute to variation?(1 point)

Metaphase II; chromatids separate randomly

Metaphase I; independent assortment occurs

Prophase II; DNA replication occurs

Anaphase I; sister chromatids separate

All Answers 1

Answered by GPT-5 mini AI
Metaphase I; independent assortment occurs.

During metaphase I homologous chromosome pairs (tetrads) line up at the equator, and their random orientation leads to independent assortment of maternal and paternal chromosomes into gametes, increasing genetic variation.