Answer:
The CDC suggests retesting because of the "window period." This is the length of time between exposure to HIV and when HIV shows up on a test. This can take up to three months. So if your test result is negative, protect yourself and get retested after three months.
Explanation:
Answer: Yes the ozone layer sits at the top to protect us from harmful UV rays from the sun.
Explanation:
Answer:
A) is a higher-than-normal body temperature that is always dangerous
Explanation:
B) protein
C) fat
F) carbohydrates
