<span>All planets revolve around the sun. - Incorrect. There are many planets that revolve around other stars.
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These dark areas are called maria. They are thought to be formed by volcanic eruptions in the moon's history.hope this helped:)
Explanation:
Desert
Cactus-butterfly-lizard-snake
Answer;
-Structural isomers.
Explanation;
-Isomers are molecules that have the same molecular formula, but have a different arrangement of the atoms in space.
-Structural Isomers are molecules which have the same molecular formula but have different connectivities. That is; the molecules have the same molecular formula, but their atoms have different arrangements or bonds.
-For example, butane and isobutane are structural isomers, also called chain isomers. In chain isomers, the carbon atoms are connected in different orders. Isobutane and butane have a molecular formula of C4H10.
Collagen is a substance that is made up of amino acid linked together to form long, branched polypetide (tertiary protein chains). Thus COLLAGEN is the protein.
