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mixer [17]
3 years ago
10

6 points

Biology
1 answer:
pishuonlain [190]3 years ago
4 0
This answer would be A because
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Single-celled, living organisms that can survive independently:
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The current maternal blood-screening test is called the triple screen because:
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If a diploid cell has 20 chromosomes, how many sister chromatids will be present
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