Which factors during meiosis provide the most significant contributions to genetic diversity?

Question

anonymous · Answer

A. Structure of the spindle fibers in the sister chromatids

B. Retention of two sister chromatids in the daughter cells

C. Crossing over and two possible orientations of each homologous pair

D. Development of haploid nuclei and cytoplasm division during cytokinesis

anonymous · Answer

http://www.sciencelearn.org.nz/Contexts/Uniquely-Me/Science-Ideas-and-Concepts/Meiosis-inheritance-and-variation Read?

anonymous · Answer

i think its c crossing over and two possible orientations of each homologous pair

nincompoop · Answer

if you read about meiosis, you would know the answer… stop relying on people giving you the answer

ookawaiioo · Answer

Prophase 1: crossing over of the homologous pair.

@nincompoop, be nice now lol.