3. All animals need support systems to be able to move around their respective environments.
Explain how movement is possible in human beings by referring to:
a. The different types of joints

b. The role of the endoskeleton
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What are some possible short and long term medical concerns for crew members on longer space exploration trips

This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.

This is a scaffolding of protein fibers that us sell keep it shape in a cell division and cell movement