Explain How the Trp Operon Is Regulated in a Prokaryotic

question 21

Essay

Explain how the trp operon is regulated in a prokaryotic cell when tryptophan is present.

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Definitions:

Blastocyst

An early stage in human embryonic development, a structure formed approximately 5 days after fertilization, consisting of an inner cell mass, a fluid-filled cavity, and an outer layer of cells.

Morula

is an early stage in embryonic development, a solid ball of cells resulting from the division of a fertilized ovum.

Zygote

The cell that is formed from the union of the egg and sperm.

Mesoderm

The middle layer of an embryo in early development, which gives rise to muscles, bones, and other connective tissues.