Purines and pyrimidines are_________________?

Related Mcqs:

Which of the following is not a macromolecule ?

A. sand B. haemoglobin C. diamond D. maltose...

Avogadros number may represent_________________?

A. volume of particles B. number of particles C. mass of particles D. All of the above...

Which of the following properties prove that cathode rays are material in nature_________________?

A. they cast shadow B. they possess momentum C. they are negatively charged D. all of the above...

1 mole of electron has mass in microgram_________________?

A. 1.008 x 10-3 B. 5.5 x 10-4 C. 1.84 x 10-4 D. 1.673 x 10-3...

Which of the following molecule is polar__________________?

A. CCI4 B. CO2 C. BF3 D. none of the above...