Answer:
Correct option is (B). Nyctalopia affects vision in the fovea centralis, resulting in impaired vision.
Explanation:
Nyctalopia which is also known as night blindness, in this condition it's difficult to see in relatively low light. It can cause by two types one is from birth, and another is injury or vitamin A deficiency which is also called as malnutrition.
It is caused by the loss of normal rod function in retina, and loss their ability to response in the light. The outer part of retina is made up of more rods compare to cones, loss of peripheral area repeatedly results in night blindness.
The function is Hepatocytes
They cannot reproduce outside of a living cell
Explanation:
Evaporation - the water from the oceans began to evaporate due to the heat of the sun and forms water vapour
Condensation - the vapour then rises and forms clouds and forms a liqiud
Presipitation - after the cloud is filled with water, it falls down as rain