Structure of DNA

What do the letter DNA stands for?

• Deoxyribonucleic acid

• Dioxyribonucleic acid

• Ribonucleic acid

Name the scientists that discovered the structure of DNA.

• Gregor Mendel

• Watson and Crick

• Jacob and Monod

• Rosalind Franklin

Which of the following is the monomer of DNA?

• Amino acid

• Phosphate group

• Glucose

• Deoxyribonucleotide

What are the components of a nucleotide?

• Pentose sugar

• Phosphate group

• Phospholipid

• Nitrogenous base

Identify the components that made up the backbone of DNA molecule.

• Ribose sugar

• Deoxyribose sugar

• Phosphate group

• Nitrogenous base

Which of the following is not found in DNA?

• Thymine

• Guanine

• Uracil

• Cytosine

Which of the following are pyrimidines?

• Cytosine

• Guanine

• Adenine

• Thymine

Which of the following is not pyrimidine?

• Uracil

• Cytosine

• Guanine

• Thymine

Which of the following bonds are found in DNA?

• Phosphodiester bond

• Hydrogen bond

• N-glycosidic bond

• Ester linkage

What is the function of DNA?

• Transfer or carry specific amino acid to a ribosome during translation

• Carry genetic code transcript transcribed from template

• Carry genetic information of a cell

• A component of the ribosome, involved in protein synthesis