Which part is the largest part of a typical neuron and contains the nucleus and much of the cytoplasm?

Study for the IGCSE Biology Exam on Coordination and Response. Access multiple-choice questions with hints and explanations. Enhance your understanding and get exam-ready!

Multiple Choice

Which part is the largest part of a typical neuron and contains the nucleus and much of the cytoplasm?

Explanation:
In a neuron, the part that serves as the metabolic hub and houses most of the cell’s machinery is the cell body (soma). It contains the nucleus, which holds the genetic instructions and controls cell activities, and most of the cytoplasm where energy production and protein synthesis happen. Because of these roles, the cell body is larger than the other regions. Dendrites are thin branches mainly for receiving signals, and the axon is a long projection that carries impulses away; neither contains as much cytoplasm or the nucleus as the cell body.

In a neuron, the part that serves as the metabolic hub and houses most of the cell’s machinery is the cell body (soma). It contains the nucleus, which holds the genetic instructions and controls cell activities, and most of the cytoplasm where energy production and protein synthesis happen. Because of these roles, the cell body is larger than the other regions. Dendrites are thin branches mainly for receiving signals, and the axon is a long projection that carries impulses away; neither contains as much cytoplasm or the nucleus as the cell body.

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