Which of the Following Structures Are External to Both Bacterial

question 18

Multiple Choice

Which of the following structures are external to both Bacterial and Archaeal cells?

• A)Ribosomes
• B)Hami
• C)Pili
• D)Peptidoglycan

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Definitions:

Electrical Signals

Rapid changes in voltage across cell membranes, used for communication within and between neurons.

Trigger Zone

The part of a neuron where an action potential is initiated, typically located at the axon hillock.

Stretch Reflex

A muscle contraction in response to stretching within the muscle, a fundamental reflex to maintain posture.

Sensory Neuron

Neuron that is activated when its receptor endings detect a specific stimulus, such as light or pressure.