Which of the Following Refers to the Central Constriction of a Chromosome

question 4

Multiple Choice

Which of the following refers to the central constriction of a chromosome?

• A) Telomere
• B) Centromere
• C) Centriole
• D) Chromatid
• E) Central repeat

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Definitions:

Sleep Terrors

A sleep disorder causing feelings of panic or dread typically occurring during the first hours of stage 3–4 non-rapid eye movement (NREM) sleep and lasting for 1 to 10 minutes.

Obstructive Sleep Apnea/Hypopnea Syndrome

A sleep disorder characterized by repeated episodes of partial or complete blockage of the airway during sleep.

Upper-Airway Blockage

A medical emergency where the airways are obstructed, leading to reduced or complete stoppage of airflow.

Insomnia

A sleep disorder characterized by difficulty falling asleep, staying asleep, or experiencing restorative sleep.