The long, thin and narrow tube connecting pharynx to the stomach is called

(C) 1, 2, 4, 3

Pharynx opens into the trachea through epiglottis

D) Nostrils → Pharynx → Larynx → Trachea → Alveolus

Answer is (C) 2 only

Correct option is  C) 52 KWH

1. The conversion of pyruvic acid to acetyl CoA is an oxidative decarboxylation reaction.  2. It is catalyzed by a multienzyme complex-pyruvate dehydrogenase complex (PDH). This enzyme is present in mitochondria...

The acid that comes out from the stomach is called Belching

C) The mucus present in the walls of stomach

D) cylindrical