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nursewiz13 nursewiz13
wrote...
11 years ago
There are 13 alleles for a certain gene carried by chromosome 21 in human population.
How many alleles does a person with Down syndrome have in a cell which is in meiosis I anaphase?

How do I do this? Thanks!
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Answer accepted by topic starter
rivertuberivertube
wrote...
Posts: 147
Rep: 3 0
11 years ago
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