Answer:
Carbohydrates covalently linked to proteins (glycoproteins) or lipids (glycolipids) are also a part of cell membranes, and function as adhesion and address loci for cells. The Fluid Mosaic Model describes membranes as a fluid lipid bilayer with floating proteins and carbohydrates.
Explanation:
<span>a) the active site is a site on the enzyme molecule where specific substrate molecules bind.
because an active site is </span><span>a region on an enzyme that binds to a protein or other substance during a reaction.
hope this helps :) brainliest? i really need one! </span>
I'd go with this one: b.) Meiosis I separates tetrads, and meiosis II separates sister chromatids. As it is correctly describes the difference between meiosis I and meiosis II.
It helps us survive. We can survive more time without food than without water