90% of the energy is used up between levels, and the remaining 10% stays in the tissues to be passed on.
I believe it is carbohydrates.
The long bundle of neurons that carries messages to and from the body to the brain and is responsible for very fast, lifesaving reflexes is called the<u> spinal cord. </u>
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What is the espinal cord?</h3>
There are two organs involved in the central nervous system that function as control centers,
The spinal cord is a nerve tube placed in a hollow space left between vertebras along the vertebral column. The vertebrae's body protects the spinal cord.
It is made of nerves that take orders from the brain to the rest of the body and send messages from the body to the brain.
Reflexes acts are produced in the medulla, and the brain is not involved.
The nervous cells of the medulla have fibers that extend from the medulla to the body and are connected to sensory receptors.
When receptors receive stimuli, they send information to the nerve fibers, which take it to the brain. From the brain, they send a response.
The answer is spinal cord.
You can learn ore about the spinal cord at
brainly.com/question/6957362
brainly.com/question/15707666
It has two phosppholipid layers that are either hydrophobic and hydrophillic the function is to protect thing from coming in and out