Answer:
D
Explanation:
all living organisms contain cells
Bioticas
Bioticas son seres vivientes que necesitan oxygeno o dioxido de carbono por whemplos seres humanos, plantas o bacterias.
Abioticas son seres que no son viviento que no necesita oxigeno como agua, el viento y precipitación
Answer:
D. ususally very abundant in an ecosystem
Explanation:
Most commercial phosphorus is produced by mining and heating calcium phosphate. Phosphorus is the eleventh most abundant element in the Earth's crust
That's 11 to 20 lbs. (about 5 to
9 kg)