TLS Online TPP Program

#Question id: 33149


Which of the following statement is not correct regarding PP2A-B55?

#Unit 2. Cellular Organization
  1. M-Cdk inhibit the phosphatase PP2A-B55 through the protein kinase Greatwall.
  2. PP2A-B55 dephosphorylates and inhibiting its inhibitor, Greatwall.
  3. PP2A-B55 inhibit M-Cdk inhibition, because it dephosphorylates Cdc25.
  4. PP2A-B55 inhibit M-Cdk activation, because it dephosphorylates Wee1.
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TLS Online TPP Program

#Question id: 28096

#Unit 6. System Physiology – Plant

Buildup of a acidic thylakoid ΔpH in the presence of excess light resulting the thylakoid lumen activates an enzyme that converts violaxanthin into zeaxanthin which is 

TLS Online TPP Program

#Question id: 28097

#Unit 6. System Physiology – Plant

Asada-Halliwell pathway protects plants against oxidative stress during unfavorable environmental growth regimes 
a. Also known as The ascorbate-glutathione pathway 
b. Involved only enzymatic reaction 
c. Involved both enzymatic as well as non enzymatic reation 
d. Is an indispensable component of the ROS homeostasis mechanism of plants
Which of the following is correct

TLS Online TPP Program

#Question id: 28098

#Unit 6. System Physiology – Plant

The biosynthesis of chlorophylls and heme begins with the synthesis of

TLS Online TPP Program

#Question id: 28151

#Unit 1. Molecules and their Interaction Relevant to Biology

Technique based on atomic properties is NMR, NMR Provides Information on an

TLS Online TPP Program

#Question id: 28152

#Unit 1. Molecules and their Interaction Relevant to Biology

Q. NMR signals arise from some properties of atomic nuclei, which are
A. Magnetic moment
B. Angular momentum of the nuclear spin
C. Electronic range
D. Resistivity
Which of the following is true 

TLS Online TPP Program

#Question id: 28153

#Unit 1. Molecules and their Interaction Relevant to Biology

Nuclei that contain an even numbers of protons and an even number of neutrons have I=0 and are known as