Which of these animals are endangered?

a. dinosaurs
b. killer whales
c. mice
d. komodo dragon

D.Komodo Dragon

Explanation:

for one dino's already died off killer whales are not endangered but they might become endangered due to pollution and mice are everywhere

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

a- all cells come from pre-existing cells