Answer:
The correct answer is "Retinal".
Explanation:
Retinal, also known as retinaldehyde, is a form of vitamin A that plays an important role in vision. It was formerly known as retinene, and it comes from its name from retina, the thin layer of tissue that its inside the eye. Retinal is an important element in vision, it allows the conversion of light into metabolic energy.
Aortic regurgitation is a condition in which the heart's aortic valve is loosely closed which result in the flow of the blood from the aorta into the left ventricle in the reverse direction during ventricular diastole . Therefore, the cardiac muscle is compelled to function harder than normal. Left ventricular hypertrophy, shortness of breath (dyspnea) and pulmonary edema are the effect that aortic regurgitation produces in the body.
Answer:
The two main things are:
A) people live in this layer and the weather occurs here
B) meteors burn up and it's the coldest layer
Answer:
When threatened by wolves, deer don't graze as much and move around more, aerating the soil.
Explanation:
Sunlight help to provide energy to the plant to complete the process. Basically, the plant harvest the solar energy.