In Meiosis, Recombination Occurs

question 135

Multiple Choice

In meiosis, recombination occurs:

• A)during prophase I and II and involves exchange of chromosome fragments between all four chromatids.
• B)only during prophase I and involves exchange between chromatids of homologous chromosomes.
• C)only during prophase I and involves exchange of chromosome fragments between sister chromatids.
• D)during prophase I and II and involves exchange of chromosome fragments between sister chromatids.

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Definitions:

Oxygen

A chemical element with symbol O and atomic number 8, essential for most forms of life on Earth, particularly as a component of the air we breathe.

Calcium Hydroxide Experiment

A scientific experiment typically involving the use of calcium hydroxide, a compound with formula Ca(OH)2, to explore its chemical properties or reactions.

CO₂

Carbon dioxide, a colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is absorbed by plants in photosynthesis.

O₂

The molecular form of oxygen that is essential for respiration in most living organisms.