Answer:
The correct answer is -The brain and the spinal cord respond and sends a signal down a motor neuron to a specific sensory stimulus.
Explanation:
Sensory receptors sense the changes that take place in the environment that is called stimuli by sensory neurons that transmit the signal from the sensory receptors to the brain.
The brain and the spinal cord make the central nervous system. This coordinates a response to a specific stimulus and sends a signal down a motor neuron and send a signal to the effector by motor neurons.
The application of spectroscopy from the list given is : (B). determining the distance and velocity of galaxies
<h3>Meaning of spectroscopy</h3>
Spectroscopy is the branch of science, designed to investigate and measure the amount of spectra that is produced when a matter emits electromagnetic radiation or interacts with electromagnetic radiation.
Spectroscopy can also be said to mean the study of matters radiation or light emission and absorption
In conclusion. the application of spectroscopy is determining the distance and velocity of galaxies
Learn more about spectroscopy: brainly.com/question/14854785
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B, I feel b cuz humans consume over 147.3 million tons of fish each year.
The doughnut because it contains carbohydrates
The answer to this one is true