DNA by DPA method

The absorbance used to measure the color intensity formed is ____

• 500 nm

• 560 nm

• 600 nm

• 660 nm

Expand DPA.

• Diphenyl amine

• Diphenyl amino acid

• Deoxy phenyl amine

• Deoxy phenoxy acetic acid

Diphenylamine under the acidic condition forms a bluish green colored complex

• True

• False

Under acidic conditions, deoxypentose is converted to __________

• β hydroxyl leavulinic aldehyde

• β hydroxyl leavulinic acid

• β hydroxy leavulinic

• Hydroxyl amine

Diphenylamine is composed of ______________

• Glacial acetic acid and Sulphuric acid

• Sulphuric acid and Hydrochloric acid

• Glacial acetic acid and Hydrochloric acid

• Glacial acetic acid, Hydrochloric acid and sulphuric acid