During Development,an XX Female Embryo Will Form One of the X

question 24

Multiple Choice

During development,an XX female embryo will form one of the X chromosomes in each cell into a Barr body.This usually occurs

• A) about two weeks after zygote formation.
• B) by the end of the first trimester.
• C) at the 16-cell stage.
• D) in the X that is the most recessive.
• E) in the X that is the least recessive.

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Definitions:

Marginal Benefit

The additional satisfaction or value a consumer gains from consuming one more unit of a good or service.

Purely Competitive

Describes a market structure where many small firms compete against each other, with no single entity able to control the market price.

Marginal Cost

The cost of producing one additional unit of a good, capturing how production costs change with the level of output.

Efficiently Allocated

A state where resources are distributed in a manner that maximizes the net benefits to society.