Which Is a Result of Inactivity and Aging

question 39

Multiple Choice

Which is a result of inactivity and aging?

• A)muscles contracting more quickly
• B)nerves connecting with more muscles
• C)increase in fat-free mass
• D)loss of bone mass

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Definitions:

Peripheral Proteins

Proteins located on the outer surface of the lipid bilayer, involved in a variety of processes including cell signaling.

Receptor Proteins

Proteins located on cell membranes or within cells that bind to specific molecules like hormones, neurotransmitters, or growth factors, initiating a response within the cell.

Carrier Proteins

Proteins that facilitate the transport of substances across a cell membrane by changing shape or binding to the substance.

Marker Molecules

Substances used to identify or track cells, biological processes, or molecules in research and diagnostic applications.