<span>The virus can be transmitted through contact with infected blood, semen, or vaginal fluids .Within a few weeks of HIV infection, flu-like symptoms such as fever, sore throat, and fatigue can occur. Then the disease is usually does not show symptoms until it become to AIDS. AIDS symptoms include weight loss, fever or night sweats, fatigue, and constant infections.</span>
Answer:
B
Explanation:
The changed protein connects differently, but its function doesn't change.
Adults should<span> do at least 2 hours and 30 minutes </span>each week<span>of aerobic </span>physical activity<span> at a moderate level OR 1 hour and 15 minutes </span>each week<span> of aerobic </span>physical activity<span> at a vigorous level.</span>
The answer is A it will slowly warm up the body and your heart rate
