If You Were Able to Look Very Closely at a Portion

question 54

Multiple Choice

If you were able to look very closely at a portion of DNA and find methylated histones,you would

• A)be mistaken since only DNA can be methylated,not histones.
• B)be looking at a region of active chromatin.
• C)be looking at a region of inactive chromatin.
• D)be looking at a chromatin remodeling complex.

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Definitions:

Ventricles

Hollow parts or cavities within an organ, in the context of the brain, these are cavities filled with cerebrospinal fluid.

Glia

Non-neuronal cells in the central nervous system that do not produce electrical impulses but play crucial roles in support and maintenance of neural functions.

Electrical Stimulation of the Brain (ESB)

A neuroscientific technique involving the application of electrical currents to specific areas of the brain to study behaviors, sensations, and neurological functions.

Positron Emission Tomography (PET)

A nuclear medicine functional imaging technique that is used to observe metabolic processes in the body as an aid to the diagnosis of disease.