How Are Standards Developed? What Is the Difference Between Ideal

question 61

Essay

How are standards developed? What is the difference between ideal and currently attainable standards?

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Definitions:

Selective Gene Expression

This describes the process by which certain genes are activated to produce a specific set of proteins in different cell types, conditions, or stages of development.

Cell Differentiation

The process by which a less specialized cell becomes a more specialized cell type, crucial in development and specialization of functions.

Embryo

In animals, a developing individual from first cleavage until hatching or birth; in humans, usually refers to an individual during weeks 2 to 8 of development.