Explain how phospholipid bilayer looks

these membrane are flat sheets that form a continuous barrier around the cells

Explanation:

the phospholipid bilayer is a thin polar membrane made up of two layer of lipid molecule.

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one characteristic that is shared by all is a soft body. many

of these invertebrate animals also have an outer shell to protect their

body. oysters, clams, snails, and mussels are all mollusks. so are octopuses, squids, and slugs. mollusks live on land and in freshwater.