Biology, 09.07.2021 04:00 jinxjungkook

Genes a and b are 10 map units apart, b and c are 20 map units apart, and a and c are 30 map units apart. If a triple heterozygote is testcrossed, among 1,000 progeny, how many are expected to result from double crossovers if there is no interference? а. 10;
b. 20;
c. can't be determined
d. 30;
e. 60;

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Genes a and b are 10 map units apart, b and c are 20 map units apart, and a and c are 30 map units a...