I think the answer is water
1 2 4 5 6 3
In this order because I said so and I have done it before and 20 words
TCA ATG CGT IS THE ANSWER.
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Answer:
us humans need a balanced ecosystem because its what keeps us alive. when having a balanced ecosystem we have cleaned water, purified air, maintained soil, regulates our climate, recycles nutrients, and provides us with food.
