Genes, Proteins and Phenotype
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
Gibberellin can stimulate the growth of plants that are normally dwarf.

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

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

The HTT gene is located on chromosome 11.

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

Explain the synthesis of F8 gene and its importance.

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

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

The gene responsible for producing tyrosinase is shown as

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

Explain the symptoms of haemophilia.

Fill in the blank with the correct answer from the bracket.
Mutations in the _____ gene cause haemophilia (F8, HTT, Le, TYR)

Huntington's disease is a sex-linked disease.


Which of the following is an autosomal dominant genetic disorder?

Explain the symptoms of Huntington's disease.

Sickle cell anaemia is a dominant autosomal disorder.

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

