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Substitution of Leucine with Valine in an Amino Acid Sequence

question 9

Multiple Choice

Substitution of leucine with valine in an amino acid sequence is what type of mutation?


Definitions:

Tamoxifen

A medication primarily used in hormone receptor-positive breast cancer treatment and prevention, known for blocking estrogen receptors in breast tissue.

BRCA 1 Gene

A gene whose mutations are associated with a higher risk of developing breast and ovarian cancers.

T Stage

A component of the TNM staging system used in cancer diagnosis, indicating the size and extent of the primary tumor.

Diameter

A straight line passing from side to side through the center of a body or figure, especially a circle or sphere, measuring its widest part.

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