Answer:
Diffusion is critical in the body for the transport of liquids, such as oxygen from the air into the blood and carbon dioxide from the blood into the air in the lungs, or glucose from the blood to the cells.
Explanation:
Your outer skin is your epidermis, so just look at your arm
Answer:
Explanation:
main compounds- "Acid anhydrides, Acyl halides, Alcohols, Aldehydes, Alkenes, Amides, Amines, and Aromatics."
"Organic compound, any of a large class of chemical compounds in which one or more atoms of carbon are covalently linked to atoms of other elements, most commonly hydrogen, oxygen, or nitrogen. The few carbon-containing compounds not classified as organic include carbides, carbonates, and cyanides."
Answer
Its marine animal.
Explanation
Cephalochorates are small marine animal with unique features like segmented body and have notochord which are from head to tail and persist through out the life of this animal .They are present in modern oceans in form of lencelets which is also called amphioxus. They have hollow dorsal nerve chord and gill slits. Unlike the other vertebrates the nerve chord is never replaced by vertebrae
Prokaryotic cells get energy by utilize different sources of carbon compounds.