The answer is B,trust me I took the test.GOOD LUCK
The respiratory system always needs iron. The red blood cells are in charge of the transport of O2. They need iron to do this.
Hope this helps! :)
Answer:
The community would be out of resources
Explanation:
the doubling of the rat would surely affect the resources of the community.
Answer:
Chemical digestion involves the secretions of enzymes throughout your digestive tract. These enzymes break the chemical bonds that hold food particles together. This allows food to be broken down into small, digestible parts.
Explanation:
When you spin around, you lose balance because of fluid spinning around in the C) semicircular canals.
