Testosterone Functions Inside a Cell by

question 19

Multiple Choice

Testosterone functions inside a cell by

• A) acting as a signal receptor that activates tyrosine kinases.
• B) binding with a receptor protein that enters the nucleus and activates specific genes.
• C) acting as a steroid signal receptor that activates ion channel proteins.
• D) becoming a second messenger that inhibits adenylyl cyclase.
• E) coordinating a phosphorylation cascade that increases spermatogenesis.

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Definitions:

Double Bonds

Chemical bonds where two pairs of electrons are shared between two atoms, making the bond stronger and the molecules more rigid.

Lipid

A group of naturally occurring molecules that include fats, waxes, sterols, fat-soluble vitamins, and other components essential for cell structure and function.

Fingerprints

Unique patterns formed by ridges on the tips of fingers, used for personal identification.

Court Case

A legal dispute brought before a court of law where a plaintiff seeks a legal remedy, and the outcome is decided by a judge or jury.