The answer is c
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Answer:
Energy Flow in Ecosystems. Ecosystems maintain themselves by cycling energy and nutrients obtained from external sources. ... The low rate of energy transfer between trophic levels makes decomposers generally more important than producers in terms of energy flow.
Explanation:
Well, it depends on what type of materials you are using. You should always consult your teacher because if you are doing chemisty, for example, then if you just throw everything in a trachcan, you never what elements or substances can react together.
Hey there,
The answer is - <span>Most effective- 30 minutes prior so they can penetrate skin. Reapply after sweating or swimming.
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