Answer:
Respiratory system and circulatory system.
The respiratory system allow living things to obtain oxygen from the air while the circulatory system allows oxygen to be carried around the body.
Answer:
if u r gonna die and check for more info on google. why? are u going xD
Explanation:
1 poverty
2 hunger
3 drugs
4 racism
5 mental problems
( im not that sure )
Biomolecules include large macromolecules (or polyanions) such as proteins, carbohydrates, lipids, and nucleic acids, as well as small molecules such as primary metabolites, secondary metabolites, and natural products. A more general name for this class of material is biological materials.
Answer:
I'd say it is C. They are all different forms that magma takes after a volcanic eruption
Explanation:
Magma is the liquid form of lava and ash and cinder come form the burning of matter. Hope this helps.
