Introduction to Biotechnology-Part 5

Who is known as the father of genetics?

• Watson

• Mendel

• Darwin

• Morgan

The location of a gene on a chromosome is called:

• Centromere

• Allele

• Locus

• Chromatid

Crossing over occurs during:

• Prophase I of meiosis

• Metaphase

• Anaphase II

• Cytokinesis

The exchange of genetic material between homologous chromosomes results in:

• Mutation

• Recombination

• Segregation

• Duplication

Down’s syndrome is caused by:

• Trisomy 18

• Trisomy 21

• Monosomy X

• Deletion mutation

Which of the following is sex-linked?

• Color blindness

• Sickle-cell anemia

• Cystic fibrosis

• Diabetes

The basic unit of inheritance is:

• Chromosome

• Gene

• DNA

• Ribosome

Mutation that deletes a base from DNA is called:

• Frame-shift mutation

• Substitution

• Inversion

• Duplication

Who unravels the structure of DNA?

• Avery

• Franklin

• Watson and Crick

• Griffith

The sugar in DNA is:

• Ribose

• Glucose

• Deoxyribose

• Fructose