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प्रश्न
The A and B genes are 10 cm apart on a chromosome. If an AB/ab heterozygote is test crossed to ab/ab, how many of each progeny class would you expect out of 100 total progeny?
विकल्प
25 AB, 25 ab, 25 Ab, 25 aB
10 AB, 10 ab
45 AB, 45 ab
45 AB, 45 ab, 5 Ab, 5aB
उत्तर
10 AB, 10 ab
संबंधित प्रश्न
Define the term ‘genome’.
Who had proposed the chromosomal theory of the inheritance?
Describe the structure of chromosomes with a suitable diagram.
Define the Homologous chromosomes
Codon – anticodon interactions occur by
Write the salient features of the Sutton and Boveri concept.
Identify the term that represents the degree of repetition of the primary basic number of chromosomes in a cell.
Extra nuclear chromosomes occur in ______.
Which three scientists independently rediscovered Mendel’s work?
Chromosome maps/genetic maps were first prepared by ______.
There was a mix-up at the hospital after a fire accident in the nursery division. Which of these children belong to the parents?
During mitosis, chromosomes distribution to the daughter cell is ______.
What do you mean by locus?
Who postulated the 'Chromosomal theory of inheritance'?
Discuss in detail the contributions of Morgan and Sturvant in the area of genetics.
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
4. Crossing over is absent in complete linkage
In a karyotype analysis, X and Y chromosomes represent sex chromosomes.
Name the scientist who discovered the X chromosome.
