Select all that apply. all animals, except for develop as a protostome. sponges mollusks arthropods echinoderms vertebrates chordates

Sponges, echinoderms, vertebrates, and chordates.

Protosome is the clade or group of animals in which the first opening in the embryo becomes the mouth. It represents all those animals that have a true body cavity and which share common ancestry. They include annelids, mollusks and arthropods. Sponges, echinoderms, vertebrates, and chordates do not develop as a protosome.

hey there!

so, when you eat, your teeth chew and grind food into smaller pieces. this is mechanical digestion. then reactions aided by digestive enzymes break down large food molecules into smaller molecules. this is chemical digestion. the two processes change the food into simpler substances that can be used by the body for raw materials and energy.

hope this

tobey

answer; i believe that the correct answer is(d) nondisjunction during meiosis;