The most common tree in that continent is one that's named "floss silk". It's classified as a tropical tree so we could say that most of South America is covered in tropical trees.
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The muscles of the muscular system keep bones in place; they assist with movement by contracting and pulling on the bones. To allow motion, different bones are connected by joints which are connected to other bones and muscle fibers via connective tissues such as tendons and ligaments.
Answer:
B carbon dioxide
Explanation:
the process uses oxygen and produces carbon dioxide as a waste product.
C. Matter is anything that is made of atoms and has mass.
