Why is personal hygiene important for limiting the spread of diseases?

It limits the spread of pathogens

Explanation:

Many diseases are contracted byu direct contact with an individual that is a carrier of a disease. The pathogens primarily spread by direct contact includes parasites, certain bacteria, certain viruses. For example, viruses include: Hepatitis A and Hepatitis E and are associated with poor sanitation and hygiene, leading to infection and inflammation of the liver.

c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.

oxygen = 21% of the atmosphere

nitrogen = 78%

carbon dioxide = 0.1%

argon =0.934%