There are three main stages of the wastewater treatment process, aptly known as primary, secondary and tertiary water treatment.
Explanation:
Safe water supply, food safety, improved sanitation, hand washing and the hepatitis A vaccine are the most effective ways to combat the disease.
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Answer:
1. the primary mechanism to maintain homeostasis is negative feedback.
2. When exposed to hot conditions, sweating is one of the primary methods your body uses to control its temperature.
3. Sweat, as it evaporates, helps cool the skin. Blood vessels feeding the skin also dilate, which allows warm blood to flow to the skin surface. This helps remove heat from the body core.
4. Bacteria can also disrupt homeostasis in your body, and can make you sick.
5. In response to infection, your immune system springs into action.
6.
Answer:
They allowed to refuse only if they understand their medical situation and the risks and benefits they are assuming.
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Answer:
The placenta is an organ that develops in your uterus during pregnancy. This structure provides oxygen and nutrients to your growing baby and removes waste products from your baby's blood.
