Refers to an unequal distribution of charge within a molecule

A molecule with an unequal distribution of charge, resulting in a positive end and a negative end. Hydrogen Bond. Weak chemical bond formed by attraction of positively charged hydrogen atoms to other negatively charged atoms. Diffusion.

Explanation:

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.

i think that it is plants