Which of the Following Would NOT Contribute to Genetic Variation

question 18

Multiple Choice

Which of the following would NOT contribute to genetic variation?

• A)crossing-over of homologous chromosomes
• B)crossing-over of sister chromatids
• C)the random alignment of the chromosomes during metaphase I
• D)the combination of sperm and egg genes

---

Definitions:

Data

Information collected, measured, or observed for reference, analysis, or calculation purposes.

Categorical Variables

Variables that represent categories and can assume a limited number of discrete values, often used to label groups or sets.

Chi-Square Statistic

A numerical measure that evaluates the difference between observed and expected data frequencies, often used in hypothesis testing.

Significance Level

A threshold used in statistical hypothesis testing that determines the probability of rejecting the null hypothesis when it is actually true.