DNA from Salmonella species, when digested with the restriction enzyme Xba I, gives around 15 fragments ranging from 25 kb to 680 kb This pattern of fragments, or ‘fingerprint’, is unique to that strain. If the same fingerprint is found from bacteria from other infected people, then it can be assumed that they were all infected from a common source. Thus, by comparing their eating habits, food sources, etc. the source of the infection can be traced to a restaurant, food item. The fingerprints are created and analysed by

TLS Online TPP Program

#Question id: 2428

#Unit 2. Cellular Organization

Which of the following prevent(s) acting disassembly?

a. cytochalasin D         b. jasplakinolide          c. latrunculin               d. phalloidin

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#Question id: 19706

#Unit 13. Methods in Biology

In second-degree heart block

TLS Online TPP Program

#Question id: 28076

#Unit 6. System Physiology – Plant

Choose the correct statement regarding Water splitting 

(a) Water splitting is oxidation reaction takes place in lumen

(b) Water splitting takes place at - reduction potential

(c) Water splitting takes place at + reduction potential

(d) Water splitting is reduction reaction takes place in stroma

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#Question id: 88

#Unit 1. Molecules and their Interaction Relevant to Biology

Anomers can be interconverted ________.

TLS Online TPP Program

#Question id: 21018

#Unit 12. Applied Biology

Microbes excretes large amount of citric acid production that is___