For the answer to the question above asking <span>how does dna use its stored information to express a trait? The answer to this question is t</span><span>he genes in the DNA instruct the cell to synthesize proteins. I hope my answer helped you.</span>
The nervous system helps:
Receptors in muscles provide the brain with information about body position and movement.
The brain controls the contraction of skeletal muscle.
The nervous system regulates the speed at which food moves through the digestive tract.
The nervous system regulates respiratory rate
The nervous system regulates heart rate and blood pressure.
Source: https://faculty.washington.edu/chudler/organ.html
They are formed with the flow of air or water.