<span>The answer to the question "A mutation in yeast makes it unable to convert pyruvate to ethanol. how will this mutation affect these yeast cells" is "a" the mutant yeast will be unable to grow anaerobically.</span>
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The nervous system helps an organism to meet the challenges of life by responding to stimuli, and thus, protect an organism and maintain its structure.
<h3>What is the nervous system?</h3>
The nervous system is a system of organs and tissues which that are involved with transmitting and processing information in the body.
The nervous system consists of;
- the brain,
- the spinal cord and
- the neuroms - sensory, relay and motor
The nervous system helps an organism to meet the challenges of life by responding to stimuli which to help protect an organism and maintain its structure.
For example, the nervous system helps the organism by responding to the stimulus of pain and heat.
Learn more about the nervous system at: brainly.com/question/869589