Approximately How Many Different Amino Acids Are Used in the Synthesis

question 28

Multiple Choice

Approximately how many different amino acids are used in the synthesis of body proteins?

• A) 5
• B) 9
• C) 20
• D) 29

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Definitions:

Postsynaptic Membrane

The region of a neuron that receives and responds to neurotransmitters from the presynaptic neuron during synaptic transmission.

Receptor

A specialized cell or group of nerve endings that responds to changes in the environment, such as chemicals, heat, or light.

Neurotransmitter

Chemicals released by neurons to transmit signals to other neurons or muscles, facilitating communication within the nervous system.

Axon Terminal

The endpoint of a neuron's axon where neurotransmitters are released to transmit signals to another neuron or effector cell.