Crossing Over Is One of the Most Important Events in Meiosis

question 79

Multiple Choice

Crossing over is one of the most important events in meiosis because it _____.​

• A) ​produces new combinations of alleles on chromosomes
• B) ​causes separation of homologous chromosomes
• C) ​causes separation of sister chromatids
• D) ​results in the production of haploid gametes
• E) ​aligns homologous chromosomes so that they can be separated in anaphase II

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Definitions:

Improve Mobility

Efforts or practices aimed at enhancing the ability to move freely and easily.

Prevent Cancer

Strategies or actions taken to reduce the risk of developing cancer, including lifestyle changes and medical practices.

Body-Weight Exercise

Physical activity that utilizes one's own body weight for resistance, including push-ups, squats, and pull-ups.

Sit-Ups

An exercise involving the raising of the torso from a lying position to a sitting position and back down, intended to strengthen abdominal muscles.