Indicate Whether Each of the Following Descriptions Better Applies to Cytochrome

question 28

Short Answer

Indicate whether each of the following descriptions better applies to cytochrome c oxidase complex (O), cytochrome c reductase complex (R), or NADH dehydrogenase complex (N). Your answer would be a four-letter string composed of letters O, R, and N only, e.g. RONN.
( ) It is the largest of the three respiratory complexes.
( ) It accounts for the majority of O? uptake in most cells.
( ) It employs the Q cycle to increase proton pumping.
( ) It contains separate modules for electron transport and proton pumping.

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Definitions:

Tachycardia

A condition characterized by an abnormally rapid heart rate, often defined as a resting heart rate above 100 beats per minute.

Systole

The phase of the heartbeat when the heart muscle contracts and pumps blood from the chambers into the arteries.

Premature Atrial Contractions

Early heartbeats that originate in the atria, often perceived as skipped beats or palpitations.

Ectopic Pacemaker

An abnormal group of cells outside the normal pacemaker region of the heart that triggers a heartbeat.