21 Explain two possible reasons why a person who looks well could still be a source of infecting
microorganisms. (130-140 words)

Due to strong immune system and dormant state.

Explanation:

If a person who looks well could still be a source of infecting  microorganisms because the microorganisms present in its body not affected him due to powerful immune system but it can cause infection in the body of those person who have weak immune system. The other reason is that microorganisms are present in dormant state due to unavailability of good growing condition but when they got good conditions they became active and causes infection.

the cells uses some of the atoms of the glucose molecules to atp molecules. the atoms of the glucose molecules will then be converted into energy which will be eventually stored in atp. the energy produced which are stored in atp are coming from the glucose’s chemical bonds.

multiplying and dividing the two decimals and the eqations by the same number of the overalls