Answer:
1. HIV finds the white blood cells, called cd4 cells. HIV gets inside the cd4 cell and makes copies of itself. Then, HIV kills the cd4 cell and the new HIV copies find other cd4 cells to get inside and start the cycle again. HIV kills immune system cells that help the body fight infections and diseases.
2. Untreated, HIV typically turns into AIDS in about 8 to 10 years. Leading causes of death for HIV patients were accidental death and suicid3.
3. There is no effective cure for HIV. But with proper medical care, you can control HIV. Treatment Reduces the Amount of HIV in the Blood
<span>AIDS treatment program start in Africa in 2002.</span>
Answer:
I think both reach these target heart rate ranges, since 144 beats would enter the ranges of san jose and Marissa, in the event that when the activity ceases these beats fall 20 beats per minute, then both would be outside the aforementioned range.
Explanation:
The target heart rate is the ideal rate that is sought to be achieved during physical activity, according to what was asked, athletes who are very well trained achieve up to physiological bradycardia for having good target heart rates.
Heat it is placed near fire and the sun is a ball of fire
When the skin is exposed to ultraviolet rays, the skin produces a molecule that is turned into Vitamin D.
Sun is the source of ultraviolet rays important for Vitamin D production. Due to this reason, in the case of Vitamin D deficiency, it is recommended by doctor's to absorb sunlight by skin. The Vitamin D production occurs specifically by UV B rays rays which lie in the range of 290-315 nanometer.
The chemical 7-dehydrocholesterol absorbs these rays and convert to previtamin D3. Further, previtamin D3 isomerizes to Vitamin D. Other than sunlight, Vitamin D can be taken through diet. The sources include seafood like fish, fish oil, dairy products, beef liver etc. Vitamin D is required for bone and teeth formation, muscle contraction, immune system etc.
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