Examlex
Which protein causes acetylcholine receptor clustering?
Sphincter Muscle
A circular muscle that normally maintains constriction of a natural body passage or orifice and which relaxes as required by normal physiological functioning.
Increases Sperm Motility
Refers to methods or substances that boost the ability of sperm to move or swim, enhancing fertility.
Relaxin
A hormone involved in childbirth and pregnancy, it helps to relax the uterine muscles and ligaments for delivery and affects other body parts such as the heart and blood vessels.
Testosterone Level
The concentration of the hormone testosterone in the blood, significant for developing male physical characteristics and affecting mood and libido.
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