Pure substance can be classified as or compounds?
Answer: elements
Answer:
Refer to the diagram
*I’m not sure about the “present in all foods”
Answer:
C
Explanation:
Specialized cells perform specialized functions in multicellular organisms. Groups of specialized cells cooperate to form a tissue, such as a muscle.
Natural aging.
Natural aging is process in which organism's body organs and functions deteriorate and finally fail to work at all
Answer:
pollution can effect the birds in the sky, and many flying animals, causing a decrease in the specie. It also effects ocean animals form plastic pollution. Biodiversity is important because animals perform different jobs in the ecosystems, and pollution decreases this and causes the species in the world to lessen. Fungi have decreased, and the decomposure of organic minerals to thr ground (to help plants) has also fallen.
Explanation:
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