Select all that apply. What do glucose, starch, and cellulose have in common?
They are all carbohydrates.
They are all related to photosynthesis.
They are various forms of sugars.
They are various forms of proteins.

digestion

it excretes wastes

the earth is thought to have been formed about 4.6 billion years ago by collisions from a cloud of hydrogen, helium, rock, ice and other materials. these were pulled together by gravity to form objects in and around earth like- asteroids and small early planets called planetesimals.

so, the best possible answer to this question will be option d- to harden materials to form different parts of earth’s layers