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TLS Online TPP Program

#Question id: 1109

What role do phosphatases play in signal transduction pathways?

#XL - Q Biochemistry

  1. They transfer a phosphate group from one protein in the pathway to the next molecule in the series.

  2. They activate protein kinases by phosphorylation.

  3. They amplify the second messenger cAMP.

  4. They inactivate protein kinases to turn off signal transduction.

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TLS Online TPP Program

#Question id: 3925

#XL - Q Biochemistry

Constitutive genes
TLS Online TPP Program

#Question id: 2362

#XL - Q Biochemistry

Before a cell divides, the centrioles ______
TLS Online TPP Program

#Question id: 574

#XL - Q Biochemistry

Which of the following statements is FALSE?
TLS Online TPP Program

#Question id: 4922

#XL - R Botany

Following statement is correct for Genetic maternal effect. 

A- Characteristics are determined by autosomal genes

B- Inherited according to Mendel’s principles

C- Phenotype of offspring determine by protein factor that is inherited via egg cytoplasm
TLS Online TPP Program

#Question id: 1072

#XL - T Zoology

After growth in tissue culture, the infected cells lyse and the virus may be harvested from