If a Three-Strand Double Crossover Occurs Between Two Genes During

question 8

Multiple Choice

If a three-strand double crossover occurs between two genes during meiosis, what is the expected outcome with respect to these two genes?

• A) Two chromatids are parental and two chromatids are recombinant.
• B) All four chromatid are parental.
• C) All four chromatids are recombinant.
• D) Three chromatids are recombinant and one is parental.
• E) Three chromatids are parental and one is recombinant.

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Definitions:

IQ Scores

A numerical assessment, derived from standardized tests, that measures a person's intelligence level compared to others.

Environmental Factors

Elements within the surrounding environment that can influence living organisms, encompassing physical, chemical, and biological factors.

Reaction Range

The concept indicating the limits within which a person's genetic makeup may impact their traits or abilities.

Actual IQ Score

The quantified measure of a person's intelligence, as determined by standardized testing.