Answer:
A. sharing electrons
Explanation:
A covalent bond consists of the simultaneous attraction of two nuclei for one or more pairs of electrons.
Answer: Initiation
Explanation:
The farmers cell has be initiating its susceptibility towards the pesticides. The farmer if continues working in the field then he will develop the disease.
This susceptibility has developed because the cell has been in long term exposure to the pesticides as he works in the field.
The cells of the body lacks natural and fresh environment which is replaced with dirty and pesticides.
Answer:
The immune system recognizes damaged cells, irritants, and pathogens, and it begins the healing process. When something harmful or irritating affects a part of our body, there is a biological response to try to remove it.
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These can include:
fatigue.
mouth sores.
chest pain.
abdominal pain.
fever.
rash.
joint pain.