How Are the X and Y Chromosomes in Males Different

question 77

Multiple Choice

How are the X and Y chromosomes in males different from other diploid cells?

• A) Genes on the X and Y chromosome do not have a second copy.
• B) Genes on the X and Y chromosome express an extra copy of each gene.
• C) The X and Y chromosome in males preferentially express specific genes while silencing others.
• D) A and C.
• E) None of the above

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Definitions:

Cash Payback Period

The length of time it takes for an investment to generate enough cash flow to recover the initial investment cost.

Net Cash Flow

The difference between a company's cash inflows and outflows within a specified period, representing the overall change in its cash position.

Average Rate of Return

A financial ratio that compares the average annual profit of an investment to its initial cost, often used to assess the profitability of an investment over time.

Present Value Factors

Multipliers used to calculate the present value of a future amount of money or stream of cash flows given a specific discount rate.