The mRNA from the trp operon has a half-life of only about____

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#Question id: 425

#I Life Science/ Life Sciences Group – I-V

Which is usually the slowest way to regulate a reaction in a metabolic pathway?

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#Question id: 13028

#SCPH28 | Zoology

The Vir gene responsible for transcription of other vir genes needed for ssDNA synthesis and endonuclease activity and transport to the plant cell is –

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#Question id: 18680

#SCPH01 Biochemistry

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

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#Question id: 13029

#SCPH28 | Zoology

Mutation at Vir E and Vir B can repectively cause :

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#Question id: 11461

#I Life Science/ Life Sciences Group – I-V

Elephants hear sounds that are too low for humans to hear. This sensitivity is primarily due to the differences in the ________.