Botany Questions And Answers :: Genetics Linkage And Crossing Over: part1



Basic Science : Genetics Linkage And Crossing Over QUESTIONS AND ANSWERS :: part1 : 26 to 30

Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :

26.Crossing Over occurs when the homologous chromosomes contain

One chromatid
Two chromatid
Four chromatid
Eight chromatid

27.The ratio obtained by Bateson and Punnet when they test crossed second time between blue long and red round in sweet pea

7:1:1:7
1:1:1:1
1:7:7:1
9:3:3:1

28.The ratio observed by Bateson and Punnet when they test crossed in sweet pea between BbLl and bbll was

9:3:3:1
9:7
7:1:1:7
12:3:1

29.The number of Chromosomal pairs in Drosophila melanogaster is

1 pair
2 pair
3 pair
4 pair

More Genetics Linkage And Crossing Over QUESTIONS AND ANSWERS available in next pages

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