The Prefix That Means Within or Inner Is

question 52

Multiple Choice

The prefix that means within or inner is:

• A) endo-.
• B) inter-.
• C) ex-.
• D) retro-.

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Definitions:

Polypeptide Chain

A single linear chain of amino acids bound together by peptide bonds, forming part of or the whole protein molecule.

Ionic Bonds

Chemical bonds formed between two ions with opposite charges through the transfer of electrons.

Amino Acids

Organic compounds that serve as the building blocks for proteins, containing both an amino group and a carboxyl group.

R Groups

The variable side chain attached to the alpha carbon of an amino acid that determines the amino acid's properties and its role in protein structure and function.