DNA, Genes & Genetics MCQs with Answers

Past Paper MCQ

What is the mode of inheritance for Colour Blindness disease?

• A.Autosomal dominant
• B.Autosomal recessive
• C.X-linked recessive
• D.Y-linked

Past Paper MCQ

What was the name of the first cloned sheep?

• A.Polly
• B.Holly
• C.Molly
• D.Dolly

Nucleosome discovered by?

• A.Don and Ada Olins
• B.James Watson and Francis Crick
• C.Rosalind Franklin
• D.Gregor Mendel

Which process uses mRNA to make protein at ribosomes?

• A.Transcription
• B.Transformation
• C.Replication
• D.Translation

Which among the following consist of all those individuals who contribute to the gene pool of the next generation in a population?

• A.Census population
• B.Effective population
• C.Total population
• D.Breeding population

The genetic constitution of a trait is called _?

• A.Phenotype
• B.Genotype
• C.Karyotype
• D.Biotype

Which of the following chemicals is used for DNA extraction from banana or strawberry?

• A.Acetone
• B.Hydrochloric acid
• C.Sodium hydroxide
• D.Isopropyl alcohol

If a normal man marries a color-blind woman, what is the probability of having a normal male child?

• A.100%
• B.50%
• C.0%
• D.25%

Molecular Genetics is related with ?

• A.Study of genes at the molecular level
• B.Structure and function of DNA and RNA
• C.Gene expression and regulation
• D.All of these

The way by which gene transmits characters from parents to offspring is _?

• A.Inheritance
• B.Mutation
• C.Variation
• D.Replication