Molecular Machines That Perform Specific Functions for the Cell Are

question 32

Multiple Choice

Molecular machines that perform specific functions for the cell are:

• A)the plasma membrane.
• B)cytosol.
• C)the cytoskeleton.
• D)organelles.

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Definitions:

Spermarche

The beginning of sperm production in boys, marking the onset of puberty.

Primary Sex Characteristic

The physical features, including genitalia, that are present at birth and involved in reproduction.

Lifespan

Pertains to the length of time an individual lives, from birth to death.

Senescence

The natural physical decline brought about by increasing age.