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TLS Online TPP Program

#Question id: 573

How is trypsinogen converted to trypsin?

#SCPH01 Biochemistry

  1. A protein kinase-catalyzed phosphorylation converts trypsinogen to trypsin.

  2. An increase in Ca2+ concentration promotes the conversion.

  3. Proteolysis of trypsinogen forms trypsin.

  4. Trypsinogen dimers bind an allosteric modulator, cAMP, causing dissociation into active trypsin monomers.

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TLS Online TPP Program

#Question id: 19891

#SCPH06 I Botany

Which one of the following sensors uses light?
TLS Online TPP Program

#Question id: 8918

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

In individual insects of some species, whole chromosomes that carry larval genes are eliminated from the genomes of somatic cells at the time of metamorphosis. A consequence of this occurrence is that
TLS Online TPP Program

#Question id: 11531

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

Auxin bioassays are used to detect____
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#Question id: 17275

#SCPH05 I Biotechnology

which of the following statement is incorrect about Clustal?
TLS Online TPP Program

#Question id: 13052

#SCPH05 I Biotechnology

What would be the effect on the PCR reaction if any of the following circumstances arose: 1) there are no primers in the reaction, 2) there are no dNTPs in the reaction, 3) there is no Taq polymerase in the reaction?