Testosterone Functions Inside a Cell by

question 17

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 nitric oxide.
• E) coordinating a phosphorylation cascade that increases spermatogenesis.

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