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#Question id: 15482
#SCPH05 I Biotechnology
Over expression of primary metabolites are often achieved by
1. Frequency of RNA polymerase binding to the promoter region
2. Copy number increase of structural genes for these enzymes by genetic engineering
3. Chemically derived protein
Which combination below represent correct option?
TLS Online TPP Program
#Question id: 15226
#SCPH28 | Zoology
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: 4331
#SCPH28 | Zoology
In eukaryotic cells, transcription cannot begin until
TLS Online TPP Program
#Question id: 14362
#SCPH05 I Biotechnology
An experiment requires the use of 5 x 107 units of enzyme. The price for the enzyme is quoted for katal amounts. Allowing for a 20% excess for wastage, pipetting, and so forth, what approximate round number of katals of enzyme would you purchase?
TLS Online TPP Program
#Question id: 14157
#I Life Science/ Life Sciences Group – I-V
A ktup is composed of ___residues for protein sequences and _____ residues for DNA sequences.