What Does This Figure Tell Us About Diversification and Effective

question 39

Multiple Choice

What does this figure tell us about diversification and effective population size in the Y chromosome and mtDNA?

• A) Y chromosome diversity and effective population size decreased dramatically during the migration out of Africa, followed by a significant increase in effective population size. mtDNA diversity and effective population size dramatically increased and is significantly larger than that of the Y chromosome.
• B) Y chromosome diversity and effective population size increased dramatically during the migration out of Africa, followed by a severe restriction in effective population size. mtDNA diversity and effective population size dramatically increased and is significantly larger than that of the Y chromosome.
• C) Both diversity and effective population size increased steadily and significantly for the Y chromosome and mtDNA during the migration out of Africa and are now approximately equivalent to each other.
• D) Y chromosome diversity and effective population size decreased during the migration out of Africa and then recovered to become approximately equivalent to mtDNA.

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Definitions:

Quality of Income

A measure of how easily a firm's accounting income can be converted into cash, reflecting the company's financial stability.

Price/Earnings Ratio

A financial ratio that measures a company's share price relative to its earnings per share, indicating how much investors are willing to pay per dollar of earnings.

Dividend Yield

A monetary ratio demonstrating the proportion of yearly dividends distributed by a corporation in relation to its share value.