Why do sandy beaches form at many sea shores?

Waves pounding pebbles into smaller and smaller pieces

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.

they fuse to form they have half as many chromosomes as a somatic cell of the same individual. b