If a Person Were Born with the Inability to Produce

question 53

Multiple Choice

If a person were born with the inability to produce pepsin, how would this affect his or her digestion?

• A) He or she could not break down lactose.
• B) He or she would digest proteins with difficulty.
• C) He or she would fail to metabolize glucose.
• D) He or she would no longer be able to absorb DNA.

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Definitions:

Membrane Potential

The voltage difference across a cell's membrane, crucial for the function of excitable cells like neurons and muscle cells.

Extracellular Glycocalyx

A complex carbohydrate-rich layer that coats the outer surface of cells, playing key roles in cell-cell interactions and protection.

Transcription

The process by which the genetic information in DNA is copied to RNA, leading to protein synthesis.

Mediated Transport

The movement of molecules across a cell membrane via specific carrier proteins, including both facilitated diffusion and active transport.