TLS Online TPP Program

#Question id: 1993


When antibodies attack antigens, clumping of the affected cells generally occurs. This is best explained by

#Unit 4. Cell Communication and Cell Signaling
  1. the shape of the antibody with at least two binding regions.

  2. disulfide bridges between the antigens.

  3. complement that makes the affected cells sticky.

  4. bonds between class I and class II MHC molecules.

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TLS Online TPP Program

#Question id: 28081

#Unit 6. System Physiology – Plant

In the phenomenon of transfer of electron in photosystem have various time order

(a) Splitting of H2O – 1ms

(b) Transfer of electron from Mn – Z – in Microseconds 

(c) Transfer of electron from Z – P680 – in Nanosecond 

(d) 1st photochemistry - picoseconds

Which of the following is correct

TLS Online TPP Program

#Question id: 28082

#Unit 6. System Physiology – Plant

Which of the following functions as a water‐plastoquinone oxidoreductase

TLS Online TPP Program

#Question id: 28083

#Unit 6. System Physiology – Plant

What will be quantum yield when 1O2 as a photochemical product is formed per 10 Quanta absorbed

TLS Online TPP Program

#Question id: 28084

#Unit 6. System Physiology – Plant

Some of the following statements are given regarding the different state of species based on  their electronic configuration and technique associated with them   
(a) Singlet electron - diamagnetic species
(b) Singlet electron - paramagnetic species
(c) Triplet electron - diamagnetic species
(d) Triplet electron - paramagnetic species
(e) These transition para-dia or dia-para can be analysed by EPR
Which of the following is correct 

TLS Online TPP Program

#Question id: 28085

#Unit 6. System Physiology – Plant

The statements given below are related to CP43 and CP47   
(a) CP43 located near D2 while D1 located near CP47
(b) CP43 located near D1 while D1 located near CP42
(c) CP43 and CP47, bind core antenna pigments
(d) CP43 and CP47, do not bind core antenna pigments
Which of the following is incorrect 

TLS Online TPP Program

#Question id: 28086

#Unit 6. System Physiology – Plant

Protein and their genes are given
Match the correctly