The helical structure of protein is stabilized by

The gas which is present in both the natural gas and the bio-gas is

Which of the following is used as raw material for the manufacture of rayon?

The alkaloid naturally found in coffee, cocoa and colanut is

Which is widely used in the plastic industry for manufacturing Bakelite?

The brand name Teflon represents which polymer?

In chemistry, soap is a salt of a ............

Plastic bottles are made of a polymer called PET. The expanded form of PET is