Principles of Inheritance and Variation questions
1199 published questions with worked solutions.
- Who clearly proved and define linkage?
- If Mendel had studied 7 traits using a plant of 12 chromosomes instead of 14. Choose the correct option for probable result
- ...A... genes are those which occurs on the same chromosome and ...B... genes are those, which are present on different...
- Which of the following is true about linkage: I. It is phenomenon in which more recombinants are produced in F2-generation; II....
- Strength of the linkage between the two genes is
- Incomplete linkage is ...A... . Complete linkage is ...B... . Choose correct option for A and B
- Linked gene are present on
- Female is heteromorphic and male is homomorphic in
- X A = 1 gives result A; X A > more than 1 gives result B; X A = 0.5 gives result C. Here, X = number of X-chromosomes, A = set of...
- The chromosomal denotation for heterogametic female and homogametic male are
- How many conditions exhibit in dissimilar sex chromosomes?
- XX and XY chromosomal sex determination, females are
- Number of Barr body in XXXY is
- Examples of dissimilar sex chromosomes are given below: I. XX-XY; II. XX-XO. I and II in the above statement can be
- Calvin bridges demonstrated sex determining factor is the ratio of number of
- Sex linked traits are the traits determined by
- Frameshift mutation arises due to
- Frameshift mutation and base pair substitution changes the
- When mutation is confined to only one substitution, it is called
- Mutagens are
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