Who was the first astronaut to walk on the

E.coli produce which type of toxins?

The membrane lipid hypothesis was given by:

An example of a biological hazard is:

Enzyme responsible for converting pectin into pectic acid is:

FSSAI's head office is located in:

Which of the following is the principle electrolyte of the extracellular fluid?

Carmoisine is a food additive used as a:

Pasteurization is a heat treatment that kills………microorganisms

Sterilization using irradiation is done by ________

Acetic acid bacteria are used in the preparation of ______.