Nyctalopia
Nyctalopia is the condition of night blindness characterized
by inability to see clearly at night or in dim light and the ability to see
clearly in the day. Deficiency of vitamin A leads to nyctalopia. Other possible
causes of Nyctalopia include myopia, cataract, retinitis pigmentosa and some glaucoma
medications.
The UV rays cause sun spots due to reaction from the radiation.
Answer;
Because it is cheaper to prevent an illness than to treat an illness
Explanation;
-Health Maintenance Organization(HMO) plans offer a wide range of healthcare services through a network of providers who agree to supply services to members.
-According to HMOs it is better to prevent disease rather than to try to find cures for diseases after they occur, therefore they encourage healthy lifestyle practices.
-Prevention typically consists of methods or activities that seek to reduce or deter specific or predictable problems, protect the current state of well-being, or promote desired outcomes or behaviors.
Tonic Pressure is the pressure exerted by water moving during osmosis. Tonic pressure occurs when two solutions are separated by a semi-permeable membrane, allowing for the solution to go through.
Answer: Definition and models Contamination alludes to the presence of a substance or substances in the climate that is unsafe or harmful. The substances or poisons might be hurtful to human wellbeing, different creatures, and plants. When something hurtful enters the climate at a quicker rate than it tends to be scattered, there is contamination. or Contamination is that the presentation of hurtful materials into the climate. These unsafe materials are called toxins. Poisons might be normal, as volcanic debris. they'll even be made by human activity, similar to waste or overflow created by industrial facilities. Contaminations harm the norm of air, water, and land. Explanation: Both describe what pollution means I hope this helps you
