The circulatory system works with the digestive system to carry the nutrients from the food to the blood and the rest of the body? how dose this maintain homeostasis?

Write a paragraph at least 5 sentences “why all vaccinations should be mandatory”

Which event would lead to primary succession of a forest?

What's wrong with this ecological pyramid? (multiple choice)1. secondary consumers should be at the bottom of the pyramid2. the sun has an arrow leading to decomposers 3. primary consumers should come after the sun4. energy retained should increase from the bottom to the top5. the sun should be at the bottom of the pyramid