Glial Cells Have Been Found to Be the Most Common

question 15

Multiple Choice

Glial cells have been found to be the most common source of tumors in the brain. Why might this be?

• A) Certain glial cells grow too large.
• B) Certain glial cells can migrate throughout the CNS.
• C) Certain glial cells are not susceptible to programmed cell death.
• D) Certain glial cells can divide.
• E) Certain glial cells mutate more easily.

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Definitions:

Light-Dependent Reactions

The phase of photosynthesis where sunlight is absorbed by chlorophyll, resulting in the production of ATP and NADPH, which are then used in the Calvin cycle.

NADP+

Nicotinamide adenine dinucleotide phosphate, a coenzyme involved in redox reactions in cells, especially in photosynthesis.

ADP

Adenosine diphosphate, a molecule involved in cellular energy transfer, acting as a precursor to ATP during cellular respiration.

Electron Transport Chain

A sequence of molecular structures that facilitates the movement of electrons from donors to acceptors through oxidation-reduction reactions, while simultaneously moving protons (H+ ions) through a membrane.