NURSING ANM AND GNM

NURSING EXAM QUESTIONS

MICROBIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Chromatography is a physical method that is used to separate and analyse
A
Simple mixtures
B
Complex mixtures
C
Viscous mixtures
D
Metals
Explanation: 

Detailed explanation-1: -’Chromatography’ is an analytical technique commonly used for separating a mixture of chemical substances into its individual components, so that the individual components can be thoroughly analyzed.

Detailed explanation-2: -Column chromatography is one of the most common methods of protein purification. Chromatography is based on the principle where molecules in mixture applied onto the surface or into the solid, and fluid stationary phase (stable phase) is separating from each other while moving with the aid of a mobile phase.

Detailed explanation-3: -Chromatography is a technique carried out in laboratories to separate components into simple or complex mixtures. There are many different types of chromatography, ranging from paper chromatography and thin layer chromatography to gas chromatography.

Detailed explanation-4: -Chromatography is a separation technique used to separate mixtures of soluble substances. These are often coloured substances such as food colourings, inks, dyes or plant pigments.

There is 1 question to complete.