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dalvyx [7]
3 years ago
9

About how long ago did the first single-celled life form appear on Earth?

Biology
1 answer:
stich3 [128]3 years ago
5 0

Answer:

Around 4.1 billion years ago, the first single celled life form appeared on Earth

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An arrangement of all the chromosomes of a diploid cell is called a(n)
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Gardeners often use either chemicals or fences to protect their plants from pests. 60 gardeners were asked about their plant pro
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2 years ago
Which of the following is a process in which carbon is released back into the atmosphere?
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4 0
3 years ago
The graph below shows population data for two species.
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never give up its an order if you do then so dose life

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never give up

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