Answer:
the digestive and urinary
Explanation:
Answer: 3rd stage/ Aids
In the 1st stage/ Acute HIV Infection, the virus attacks and destroys the infection-fighting CD4 cells of the immune system.
By the 3rd stage HIV has severely damaged the immune system.
Answer:
The answer is true. A low dense nutrient provides energy but is low in nutrients. Sugar provides high energy, but lacks nutrients.