Chapter 3: Chromosomal Basis of Inheritance - Online Test
Q1. An allohexaploidy contains
Answer : Option C
Explaination / Solution:
No Explaination.
Q2. The A and B genes are 10 cM apart on a chromosome. If an AB/ab heterozygote is testcrossed to ab/ab, how many of each progeny class would you expect out of 100 total progeny?
Answer : Option C
Explaination / Solution:
No Explaination.
Q3.
Match list I with list II
Answer : Option C
Explaination / Solution:
No Explaination.
Q4.
Which of the following sentences are
correct?
1. The offspring exhibit only parental
combinations due to incomplete linkage
2. The linked genes exhibit some
crossing over in complete linkage
3. The separation of two linked genes
are possible in incomplete linkage
Answer : Option C
Explaination / Solution:
No Explaination.
Q5. Accurate mapping of genes can be done by three point test cross because increases
Answer : Option B
Explaination / Solution:
No Explaination.
Q6. Due to incomplete linkage in maize, the ratio of parental and recombinants are
Answer : Option B
Explaination / Solution:
No Explaination.
Q7. Genes G S L H are located on same chromosome. The recombination percentage is between L and G is 15%, S and L is 50%, H and S are 20%. The correct order of genes is
Answer : Option C
Explaination / Solution:
No Explaination.
Q8. The point mutation sequence for transition, transition, transversion and transversion in DNA are
Answer : Option B
Explaination / Solution:
No Explaination.
Q9. If haploid number in a cell is 18. The double monosomic and trisomic number will be
Answer : Option A
Explaination / Solution:
No Explaination.
Q10. Changing the codon AGC to AGA represents
Answer : Option A
Explaination / Solution:
No Explaination.
