In a Typical Two-Component Signal Transduction System

question 6

Multiple Choice

In a typical two-component signal transduction system

• A) the sensor kinase senses the environment and the response regulator directly alters transcription.
• B) both the sensor kinase and the response regulator sense the environment.
• C) both the sensor kinase and the response regulator directly alter transcription.
• D) the sensor kinase directly alters transcription and the response regulator senses the environment.

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Definitions:

Neurotransmitters

Chemical substances released by neurons to transmit signals across a synapse to another neuron, muscle cell, or gland cell.

Neuronal Axon

A Neuronal Axon is a long, slender projection of a nerve cell, or neuron, that conducts electrical impulses away from the neuron's cell body.

Astrocytes

Star-shaped glial cells in the brain and spinal cord that perform many functions including providing support and nutrients to neurons, and regulating neurotransmitter levels.

Nutrients

Substances that provide the necessary energy or materials for growth and life-sustaining processes in organisms.