Answer:
The primary function of blood is to transport oxygen/carbon dioxide and nutrients throughout the body.
The answer is Ci. Iron, Magnesium and Zinc are all metals
The main source of carbon dioxide in an ecosystem is the carbon dioxide gas present in the atmosphere. This carbon dioxide is used by the plants and animals in different ways.
The plants use this carbon dioxide to perform the process of photosynthesis.This is carried out by the help of green pigment called chlorophyll that absorbs light from the sun, water from soil and carbon dioxide from atmosphere.
The carbon in animals comes when they eat these plants.
Answer:
my gut is telling me A because histamine sound familiar
Explanation:
a) Tooth decay occurs when foods containing carbohydrates (sugars and starches), such as breads, cereals, milk, soda, fruits, cakes, or candy are left on the teeth. Bacteria that live in the mouth digest these foods, turning them into acids. Which damages the enamel and then damages the dentine towards the nerve ends.
b.)
1. Brush your teeth at least twice a day with a fluoride-containing toothpaste.
2. Clean between your teeth daily with dental floss or interdental cleaners.
3. Rinse daily with a fluoride-containing mouthwash.
4. Eat nutritious and balanced meals and limit snacks. Avoid carbohydrates such as candy, pretzels and chips, which can remain on the tooth surface.
5. After sticky foods are eaten, brush your teeth soon afterwards
6. Check with your dentist about use of supplemental fluoride, which strengthens your teeth.