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Question
What is a linkage? How many linkage groups do occur in human being?
Solution
The tendency of two or more genes present on the same chromosomes to be inherited together is known as linkage.
Humans have 23 linkage groups because they have 23 pairs of chromosomes. The maize plant has 10 linkage groups because it has 10 pairs of chromosomes.
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RELATED QUESTIONS
Define the following:
test cross.
Very Short Answer Question.
Give one example of complete sex linkage?
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______ results in separation of linkage groups during meiosis.
Analyse the following statements with respect to complete sex linkage and select the correct option.
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All genes located on the same chromosome ______.
Crossing over in diploid organism is responsible for ______.
In a given plant, red colour (R) of fruit is dominant over white fruit (r); and tallness (T) is dominant over dwarfness (t). If a plant with genotype RRTt is crossed with a plant of genotype rrtt, what will be the percentage of tall plants with red fruits in the next generation?
Which of the following is a test cross?
The strength of linkage between two genes is ______.
