Q. Which of the following can explain anticipation?

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Q. Fragile X chromosome affects the __________ gene.

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Q. Only sons of the daughter whose father was NTM will be affected by the disease- fragile X chromosome.

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Q. Huntington’s disease is due to the __________ trinucleotide repeats.

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Q. What is the threshold number of repeats in Huntington’s disease?

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Q. For very large number of repeats in Huntington’s disease, the phenotype can appear at 20 years of age.

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Q. Dysgenic effect of medicine is ______________

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Q. Phenyl ketone urea is expected to increase __________ by the next 30 years due to the Dysgenic effect of medicine?

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Q. The age of onset for gene of baldness is _________________

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Q. Duchenne muscular dystrophy is an X linked gene. What has expected if an individual has this gene?

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Q. Which of the following is not an environmental factor for gene expression?

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Q. Which one of the following is wrong for temperature sensitive mutant?

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Q. In which of the cats the pattern observed in coat colour is due to environmental effect?

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Q. When certain drugs can mimics the condition produced during some disease, it is known as ______________

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Q. Deafness can only be hereditary.

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Q. Phecomelia is _________________

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Q. A person with phenyl ketone urea can behave as normal.

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Q. In an experiment you attach an ice pack on the chest of the Himalayan rabbit for several days. What will you expect to see?

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