Nucleic Acids Quiz

Nitrogen Base not Present in DNA

• Adenine
• Guanine
• Thymine<br />
• Uracil

Purine bases are

• Adenine
• Guanine
• Thymine<br />
• Cytosine

Nucleoside contains

• Phosphate
• Sugar
• Nitrogen base
• Sulphate

The bond between sugar & Nitrogen base is

• Glycosidic linkage
• Peptide linkage
• Phosphodiester linkage
• None

Left handed helical DNA is

• A - DNA
• B - DNA
• Z - DNA
• ALL

Chargaff's Rule is

• A=T
• G=C
• A+G=T+C
• ALL

Who first identified DNA

• James Watson
• Friedrich Meischer
• Francis Crick
• Rosalind Franklin
• Mourice Wilkins

The RNA which stores information for the synthesis of proteins is

• mRNA
• tRNA
• rRNA
• None

Tm value is high means

• High GC content
• Low GC content
• No GC Content

During the discovery of Structure of DNA, X-ray crystallography data was provided by

• James Watson
• Francis Crick
• Rosalind Franklin
• None