Explanation:
The early atmosphere was mainly carbon dioxide and water vapour. Water vapour condensed to form the oceans. Photosynthesis caused the amount of carbon dioxide to decrease and oxygen to increase.
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The suggest animal alive is a human beings
The sugar phosphate backbone is an important stuctural component of DNA. It consists of 5-carbon deoxyribose sugars and phosphate groups. These sugars are linked together by a phosphodiester bond, between carbon 4 of their chain, and a CH2 group that is attached to a phosphate
Answer:
C. channel protein - allow passage of material through the hydrophilic pore
Explanation:
Channel Protein is a transport protein that has an aqueous channel throughout its transmembrane molecule, which allows the free movement of certain ions or molecules through diffusion, allowing these materials to pass through the hydrophilic pore.
From this we can conclude that the correct answer to your question is the letter C.
