Exercise Is Defined as

question 5

Multiple Choice

Exercise is defined as

• A) planned, structured, and repetitive bodily movement intended to improve or maintain physical fitness.
• B) any bodily movement that results in energy expenditure.
• C) coordinated whole-body movements that require energy expenditure in both upper and lower extremities.
• D) intensive activity lasting at least 75 minutes per day.

---

Definitions:

Binding Sites

Specific regions on molecules (e.g., enzymes, receptors) where other molecules (e.g., substrates, ligands) can attach or bind.

tRNAs

Small RNA molecules that transport amino acids to the ribosome during protein synthesis according to the sequence of a messenger RNA (mRNA) transcript.

RNA Polymerase

An enzyme that catalyzes the synthesis of RNA from a DNA template.

Promoter Sequence

A specific region of DNA where RNA polymerase binds and initiates transcription of the gene.