Period from the entrance of pathogens into the body and their multiplication to show initial symptoms of disease is known as
Incubation period
First period
Climax period
Infection period
Ribosomes of cancerous cells fuse together to form
Which of the following is a pair of viral diseases?
What is the main lymphoid organ where all blood cells including lymphocytes are produced?
Assertion : Escherichia coli, Shigella sp. and Salmonella sp. are all responsible for diarrhoeal diseases.
Reason : Dehydration is common to all types of diarrhoeal diseases and adequate supply of fluids and electrolytes should be ensured.