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प्रश्न
Very Short Answer Question.
Give one example of complete sex linkage?
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उत्तर
Examples of X-linked traits are hemophilia, red-green colour blindness, myopia (near sightedness), and for Y-linked are hypertrichosis, ichthyosis, etc.
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संबंधित प्रश्न
Write the scientific name of the organism Thomas Hunt Morgan and his colleagues worked with for their experiments. Explain the correlation between linkage and recombination with respect to genes as studied by them.
British geneticist R.C. Punnett developed a graphical representation of a genetic cross called “Punnett Square”. Mention the possible result this representation predicts of the genetic cross carried.
Write a note on sex linkage.
Which of the following statement/s are INCORRECT with respect to crossing over?
i. Crossing over produces recombinations of genes by interchanging and exchanging corresponding segments between nonsister chromatids of homologous chromosomes.
ii. Crossing over occurs during zygotene of prophase I of meiosis.
The phenomenon of ____________ is universal and it is necessary for the natural selection, because it increases the chances of variation.
Linkage reduces the frequency of ______.
Crossing over in diploid organism is responsible for ______.
Which of the following is a test cross?
Genes located very close to one another on same chromosome tend to be transmitted together and are called as ______.
When ‘Aa’ is crossed with ‘aa’, (A is dominant over a)
