How do stimulant and depressent drugs affect the nervous system? Give an example of each.

Which statement describes decomposers? A. Decomposers are those organisms that recycle matter in the ecosystem. B. Decomposers are insignificant organisms in the ecosystem and can be absent in some ecosystems. C.

5. which one of the following statements is true about P waves? A. they travel only through solids B. they travel faster than S waves C. they are the most destructive type of waves D. they cannot be recorded on the graph

Carbon dioxide is absorbed by plants from the atmosphere and is added onto 5 carbon sugars or organic molecule to make glucose in a process called:

What are 5 major functions of your skeleton?

In a rainforest what might be a limiting factor for the toucan population A) lots of sunshine B) deforestation C) plenty of rain D) fertile soil

Why would we give moral consideration to infants but not animals?

Barry is a vegan. His diet does not include foods that contain preformed vitamin A and he does not take any supplements. Nevertheless, his body has adequate vitamin A stores.

when studying the earth, scientists usually consider it a closed system. How should that affect human decisions about managing resources and waste?

What is a place where two or more bones are connected?

What are some of the immune functions of the lymphatic system?