Answer:
A. Two carbon atoms
Explanation:
We know that covalent bond occurs when there are two non - metallic atoms and carbon atoms are non-metallic so it is the answer.
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Answer:
it nitro(N) accounts for 70% of the earth's atmosphere
Explanation:
Answer:
cell walls of the fungi are made of chitin not cellulose
fungi absorbs nutrients from other organisms whereas plant make their own food
