Abolutely!
Myopia is near-sightedness; presbyopia is an impairment of vision due to old age.
Photopic vision: Vision under well-lit conditions which provides for color perception,and which functions primarily due to cone cells in the eye. Scotopic vision: Monochromatic vision in very low light which functions primarily due to rod cells in the eye.
You will be glad to hear that they will not have any vision problems due to this. Seemingly, however, you may be surprised to head that they will have intelligence problems. Get the kid in a library.
Vitamin A is the vitamin needed for vision due to its function in the formation of rhodopsin that is pertinent in visual transmission.
cataracts
yes
Cataract
Pre-Mendalian concept of heridity:- A) "Fluid Theory" - one of the earliest views on heridity, put forwarded by Aristotle. He believed that the semen of man is highly purified form of blood and the menstrual fluid which is regarded as semen of woman is less purified blood. And the inheritance was due to mixing of such blood of the parents. He believed in direct inheritance of characters. B) "Pangenesis Theory" by Charls Darwin and He suggested that every part of the body produces minute microscopic structures that are called 'pangenes'. These 'pangenes' are transported to sex organ through blood and ultimately collected into the gametes. During fertilization the pangenes of both the parents are mixed & determine the characters of the offspring.
Due to persistence of vision...
due to long hairs chows have poor vision
Visual evoked potentials are used to diagnose visual losses due to optic nerve damage, especially from multiple sclerosis. They are also useful to diagnose "hysterical blindness," in which loss of vision is not due to any nerve damage.
They called him a "hawk" due to his keen vision and tricky tactics