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Multiple Choice
Why does semen contain fructose?
A
To neutralize the acidity of the female reproductive tract
B
To provide energy for sperm motility
C
To stimulate the production of testosterone
D
To act as a lubricant during ejaculation
Verified step by step guidance
1
Understand the role of semen in reproduction: Semen is a fluid that contains sperm and is ejaculated during sexual intercourse. It has several components that support the survival and function of sperm.
Identify the components of semen: Semen is composed of sperm cells and seminal fluid, which contains various substances including enzymes, proteins, and sugars like fructose.
Explore the function of fructose in semen: Fructose is a type of sugar that serves as an energy source. In the context of semen, it provides energy for sperm motility, which is crucial for the sperm to travel through the female reproductive tract to reach and fertilize the egg.
Consider the environment of the female reproductive tract: The female reproductive tract can be acidic, which can be hostile to sperm. However, the primary role of fructose is not to neutralize acidity but to fuel sperm movement.
Conclude the purpose of fructose in semen: The presence of fructose in semen is primarily to provide energy for sperm motility, enabling them to swim effectively towards the egg for potential fertilization.