hope this helps :):):):):):):):):):)
Answer:
Cellulose and chitin
Explanation:
i think is the answer, not really sure
Answer:
Everything in Earth's system such as water, land, air, and or living things.
Explanation:
All those things are called "Spheres" or specifically =
1- Hydrosphere (water)
2- Lithosphere (land)
3- Biosphere (living things)
4- atmosphere (air)
