The First Step in Protein Synthesis That Distinguishes a Protein

question 128

Multiple Choice

The first step in protein synthesis that distinguishes a protein to be secreted from one to be retained in the cytoplasm is:

• A) attachment of the ribosome to a membrane.
• B) removal of signal sequences by signal peptidase.
• C) binding of the signal recognition particle to the signal sequence.
• D) binding of the fmet-tRNA to the ribosome.
• E) binding of specialized ribosomes to the mRNA.

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Definitions:

Ectomorph

A body type characterized by a lean and delicate build, usually with smaller bone structures and muscles.

Slender Physical Body

Description of a body type that is lean and thin, typically with minimal fat and muscle mass.

Topical

Pertaining to a medication or treatment applied directly to a part of the body or to the surface of a body area.

-Al

A suffix meaning related to or pertaining to, used in the formation of adjectives.