DNA

DNA is a polymer made of :

• Nucleotides

• Purines

• Ribosomes

• Pyrimidines

Guanine bonds with ?

• Adenine

• Cytosine

• Guanine

• Thymine

In a molecule of double-stranded DNA, the amount of adenine present is always equal to the amount of

• Cytosine

• Guanine

• Thymine

• Uracil

Name this structure

• Twisted ladder

• Double helix

• Hydrogen bond

• Nucleotide

Which series is arranged in order from largest to smallest in size

• Cell , nucleus , chromosome , DNA , gene nucleotide

• Gene, chromosome, nucleus , cell , DNA , nucleotide

• Nucleotide, chromosome , cell, DNA

Which two scientists are accredited with correctly deducing the double helix model of DNA ?

• Wilkins and crick

• Watson and crick

• Wilkins and Franklin

• Watson and franklin

DNA codes for ?

• Bases

• Amino acids

• Proteins

• Phostphates