• Biology

Saliva contains

Saliva contains Options (a) ptyalin (b) trypsin (c) rennin (d) lipase Correct Answer: ptyalinExplanation:No explanation available. Be the first to…

• Biology

Ornithine cycle involves the utilization of

Ornithine cycle involves the utilization of Options (a) ammonia and oxygen (b) carbon dioxide and ammonia (c) carbon dioxide and…

• Biology

Bacterium associated with legume roots is

Bacterium associated with legume roots is Options (a) Rhizobium (b) Nostoc (c) Spirogya (d) Clostridium Correct Answer: RhizobiumExplanation:No explanation available.…

• Biology

During ‘gene cloning’ which is called ‘gene taxi’?

During 'gene cloning' which is called 'gene taxi'? Options (a) vaccine (b) plasmid (c) bacterium (d) protozoa Correct Answer: plasmidExplanation:No…

• Biology

Antifertilizin is present

Antifertilizin is present Options (a) on the tip of the sperm (b) on the layer of ova (c) both on…

• Biology

Which one is used as vector in genetic engineering?

Which one is used as vector in genetic engineering? Options (a) plasmid (b) mycophage (c) cyanophage (d) none of these…