The Fetal Period Lasts from ________

question 96

Multiple Choice

The fetal period lasts from ________.

• A)conception to birth
• B)implantation to birth
• C)implantation to 8 weeks
• D)8 weeks to birth

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Definitions:

RNA Polymerase

An enzyme responsible for synthesizing RNA from a DNA template, playing a crucial role in the process of transcription.

Tryptophan Operon

A cluster of genes in bacteria that is involved in the production of tryptophan, regulated through feedback inhibition.

Repressor

A protein that binds to specific DNA sequences, preventing or reducing the transcription of certain genes.

Allosteric Site

A region on an enzyme that is distinct from the active site and can bind regulatory molecules to change the enzyme's activity.