What Makes an Organism Truly Multicellular

question 19

Multiple Choice

What makes an organism truly multicellular?

• A)When it forms a colony
• B)When different cells in the colony become specialized
• C)When the colony makes gametes
• D)When the colony makes other colonies

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Definitions:

Lateral Gray Horns

Regions located in the spinal cord that contain neuron cell bodies involved in the control of autonomic (involuntary) functions.

Autonomic Motor Neurons

Nerve cells that control involuntary actions of the muscles and glands, part of the autonomic nervous system.

Reflex Arcs

The neural pathway that mediates a reflex action, involving receptors, sensory neurons, interneurons, motor neurons, and effectors.

Cerebral Cortex

The outer layer of neural tissue of the cerebrum in the brain, responsible for higher brain functions like thought and action.