Answer: Certain pathogens enter and multiply within the human body.
Explanation:
Infection or invasion of a pathogen inside the body of the human host does not necessary causes the disease. Instead the multiplication and colonization of these pathogens inside the body of the human host is responsible for disease. This is because of the fact that the pathogen's cells multiply and invade the healthy cells of the human host. This process weaken up the host immune system. This process leads to the occurrence of signs and symptoms of the disease.
The answer is D.increasing exercise will help balance the larger than usual calorie intake
Answer:
types of words being used, types of pics being posted, or personal info being given out
Answer:
The answer is C. CFCsfrom cleaning and cooling materials combine with other molecules in the air, harming Earth’s protective ozone layer.
Explanation:
Chlorofluorocarbonsand (CFCs) halons destroy the earth's protective ozone layer, which shields the earth from harmful ultraviolet (UV-B) rays generated from the sun. CFCs and HCFCs also warm the lower atmosphere of the earth, changing global climate. Hydrofluorocarbons (HFCs) also act to warm the planet. The Minnesota Pollution Control Agency (MPCA) is working with industry, residents and government to reduce the damage done to the ozone layer and global climate by CFCs, HCFCs, HFCs and related chemicals.
