1. Organism
2. An organ is a part of an organism that has a specific function and is self-contained. An organ system is a group of organs that work together in order to function.
3 and 4 depend on the organ system you are working on.
You need to post an image with it, this is much too vauge without it.
Answer:
what do you mean? are you ok?
Weight lifting is an example of an anaerobic and the answer is true
