The store house for all biological information is

• m-RNA

• t-RNA

• r-RNA

• DNA

Which of the following is a disaccharide

• Fructose

• Glucose

• Sucrose

• Ribose

Ribose sugar is a component of

• DNA

• RNA

• Glucose

• Wax

Which one is not present in RNA?

• Uracil

• Thymine

• Ribose

• Phosphate

Which of the following monosaccharide is pentose?

• Glucose

• Fructose

• Arabinose

• Galactose

Glucose gives silver mirror with Tollen's reagent, it shows the presence of

• An acidic group
• An alcoholic group
• A ketonic group
• An aldehyde group

227. Name the disaccharide which on hydrolysis give a mixture of glucose and fructose.

Name two purine bases present in DNA.

Why is cellulose in our diet not nourshing?

Name one important function of nucleic acids in our bodies.