Nucleic Acids MCQ (Multiple Choice Questions) PDF Download

Which of the following is the key to the ability of DNA to store genetic information and to pass it on from generation to generation?

1. double stranded structure of DNA
2. deoxyribose sugar
3. phosphate unit
4. nitrogen base

Which of the following is a code that stores information which is used to produce proteins?

1. structure of the base pairs
2. order of the base pairs
3. number of the base pairs
4. number of hydrogen

The key to the ability of DNA to pass and store genetic information is its

1. hydrogen bonding
2. double stranded structure
3. deoxyribose sugar
4. nitrogen base

Nucleic acids were first obtained from

1. blood of infected wounds
2. pus of infected wounds
3. skin
4. muscles

Which of the following is true about DNA?

1. it is present in cell nucleus
2. it has single strand
3. it has ribose sugar
4. it is synthesized by RNA