The Central Nervous System Is Divided into Three Major Sections

question 168

Multiple Choice

The central nervous system is divided into three major sections, including:

• A) cerebral cortex, neurons, brain stem.
• B) brainstem, spinal cord, cerebral cortex.
• C) brainstem, spinal cord, dendrites.
• D) axon, dendrites, synapses.

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Definitions:

Centromere

The region on a chromosome where the two sister chromatids are joined and where the spindle fibers attach during cell division.

Chromatids

Each of the two threadlike strands into which a chromosome divides longitudinally during cell division. Each contains a double helix of DNA.

Plant Cell Division

The process by which a plant cell splits into two daughter cells, typically involving phases such as cytokinesis following mitosis or meiosis.

Cell Plate

The structure formed during plant cell cytokinesis, which eventually develops into a new cell wall, separating the two daughter cells.