Phytochromobilin is exported from the plastid to the cytosol where it autocatalytically attaches to the PHY apoprotein through a thioether linkage to a cysteine residue.

TLS Online TPP Program

#Id: 699

#Unit 3. Fundamental Processes

Frameshifts normally occurs homopolymeric sequences as long sequence of dTn:dAn

TLS Online TPP Program

#Id: 700

#Unit 3. Fundamental Processes

As a general rule, increased processivity reduces the likelihood of slippage at long sequence of dTn:dAn or frameshift mutation 

TLS Online TPP Program

#Id: 701

#Unit 3. Fundamental Processes

Which of the polymerase can recognise A-A complimentary base pairs as normal

1. I 2. II 3. III     4. IV 

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#Id: 702

#Unit 3. Fundamental Processes

The replicase activity of DNA polymerase III was originally discovered by a conditional lethal mutation in the dnaE locus, which codes for the 130 kD, a subunit that possesses the DNA synthetic activity.

TLS Online TPP Program

#Id: 703

#Unit 3. Fundamental Processes

The 3’–5’ exonucleolytic proofreading activity is found in E, coded by the dnaQ gene

TLS Online TPP Program

#Id: 704

#Unit 3. Fundamental Processes

Mutations in dnaQ showed increased mutation frequency with by103-folds