Answer:
the body is made up of cells and organs, once pathogen affect one organ, the body is at risk
Explanation:
Disease is as a result when body cells are damaged as a result of infection depending on the particular pathogen and individual susceptibility.
Answer: B
Explanation: Aphthous ulcers are white, round, or oval lesions surrounded by a red halo that appear on the buccal mucosa.
It attacks the white blood cells, disabling them and making them unable to fight off diseases. People with HIV often die from small diseases such as the common cold because all of their white blood cells have been disabled and are unable to protect them.
Answer: Because you realize you have something to do and you don't do it.
Explanation: In procrastination, you are aware of your responsibilities but you are always looking for an excuse for not doing it. But deep inside of you, you know you are just avoiding it and feel bad because you know you have to do it but don't want to.
Procrastination is an issue that a lot of people have. They don't want to be responsible and try to hide that reality.