A food chain is a linear representation of the energy going through organisms while a food web shows multiple connections between the organisms.
You should reask this question and put a picture so that we can understand it better :)
Answer:
sensory path take the impules towards the CNS
motor path take the impules away from CNS
Explanation:
Out of the following given choices;
a. they increase the amount of energy transferred from the
lungs to the blood
b. they increase the flexibility of the lungs as they expand
during inhalation
c. they increase the volume of the lungs, allowing more
oxygen to be inhaled
d. they increase the surface area of the lungs, allowing the
efficient gas exchange
The answer is D. Due to their microscopic nature, they are numerous in the lungs and are also circular-shaped so as to increase the surface area for gaseous exchange.
Other characteristics of alveoli that increase gas exchange are that they thinned-walled (with only a layer of cells) and moist.
Answer:Cholecystokinin
Cholecystokinin stimulates the gallbladder to contract and release stored bile into the intestine.
Explanation:please give brainliest