Which of These Statements Applies to Brain Cells

question 230

Multiple Choice

Which of these statements applies to brain cells

• A)They consist of glial cells only.
• B)They can perform anaerobic metabolism when oxygen supplies are low.
• C)They use only glucose as a fuel for energy production.
• D)About 10 percent of the cells within the CNS are glial cells.

---

Definitions:

Herbivores

Organisms that primarily eat plants, including leaves, flowers, stems, and sometimes roots, for their nutrition.

Autotrophs

Organisms capable of producing their own food from inorganic substances using light or chemical energy, without consuming organic substances from other organisms.

Heterotrophs

Organisms that cannot synthesize their own food and rely on other organisms — both plants and animals — for nutrition.

Trophic Levels

Refers to the hierarchical levels in an ecosystem, categorized by how energy is obtained, ranging from producers to primary consumers and up to apex predators.