Genes, Proteins and Phenotype

IMPORTANT

Genes, Proteins and Phenotype: Overview

This topic covers concepts, such as, TYR Gene Action, HBB Gene Action, F8 Gene Action, HTT Gene Action & Le Gene Action etc.

Important Questions on Genes, Proteins and Phenotype

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Gibberellin can stimulate the growth of plants that are normally dwarf.

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The abnormal form of recessive allele of Le gene causes formation of _____ instead of threonine.

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Explain the role of HTT gene and disease associated with it.

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The HTT gene is located on chromosome 11.

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The F8 gene abnormal allele result in less or no production of _____.(factor I / factor VIII / factor II)

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Explain the synthesis of F8 gene and its importance.

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The abnormal polypeptide synthesised by the HBB gene consists of _____ instead of CTT.

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HBB gene is located on the long arm of the chromosome 11.

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The gene responsible for producing tyrosinase is shown as 

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TYR gene is present on the long arm of the chromosome 11.

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Explain the symptoms of haemophilia.

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Fill in the blank with the correct answer from the bracket.

Mutations in the _____ gene cause haemophilia (F8, HTT, Le, TYR)

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Huntington's disease is a sex-linked disease.

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Define albinism.

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Which of the following is an autosomal dominant genetic disorder?

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Explain the symptoms of Huntington's disease.

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Sickle cell anaemia is a dominant autosomal disorder.

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Which of the following is a recessive sex-linked genetic disorder? 

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Cotyledons are also called-