Chlorophyll is the pigment that gives pant leaves their green color.

The given statement that "Most pathogenic bacteria are thermophiles" is FALSE.

RNA polymerase attach to DNA molecule.

The light reactions of photosynthesis supply the calvin cycle with ATP and NADPH.

The temperature at which water boils depends mainly on air pressure.

Cholesterol belongs to lipids class of molecules. Lipids are sometimes called as fats which act as storing energy and structural components of cell membranes.

Hub works on layer 1 i.e, physical layer.

Core of earth is also known as Barysphere.