TLS Online TPP Program

#Question id: 672


An ideal α-helix has a pitch of 0.54 nm and a rise of 0.15 nm. What is the length along the helix axis for a segment of an ideal α-helix that contains 30 amino acids?

#SCPH05 I Biotechnology
  1. 200 nm      

  2. 4.50 nm  

  3. 16.20 nm     

  4. 55.5 nm

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TLS Online TPP Program

#Question id: 1555

#SCPH01 Biochemistry

which type of amino acid in polypeptide position 9 is favoured interaction which MHC class 1?

TLS Online TPP Program

#Question id: 14522

#SCPH01 Biochemistry

A sample space has two events A and B such that probabilities  

TLS Online TPP Program

#Question id: 3529

#SCPH01 Biochemistry

Mendel crossed tall and round seeded pea plants with dwarf and wrinkle seeded pea. The F1 plants were all tall and round seed. What is the probability of tall plant with wrinkle seed in F2 generation?

TLS Online TPP Program

#Question id: 12714

#SCPH06 I Botany

Physiological and biochemical perturbations in plants caused by fluctuations in the abiotic environment, given column I with environmental factor and with its effects in the form of primary effects  in column II and secondary effects  in column III

 

            COLUMN I 

      (environmental factor )

 

              COLUMN II

           (primary effects)

 

            COLUMN III

        (secondary effects)

 

A) Water deficit

 

 

i) Hypoxia,  Anoxia

 

a) Membrane dysfunction

 

B) High temperature

 

 

ii) ROS production

 

b) Reduced cellular and metabolic activities,

Leaf abscission,

Ion cytotoxicity and Cavitation

 

 

C) Trace element toxicity

 

 

iii) Photo inhibition

 

c) Reduced respiration,    

Fermentative metabolism,       Inadequate ATP production ,

 ROS production and

 Stomatal closure

 

D) Flooding and soil compaction

 

 

iv) Membrane destabilization

 

d) Inhibition of PSII repair

 

E) Chilling

 

v) Cell dehydration and Hydraulic resistance

 

e) Disruption of metabolism

 

F) High light intensity

 

 

 

f) Photosynthetic and respiratory inhibition, ROS production

 


Find out the correct combination of given above column;

TLS Online TPP Program

#Question id: 13045

#SCPH28 | Zoology

Maxam Gilbert DNA sequencing causes cleavage of DNA based on: