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TLS Online TPP Program

#Question id: 565

A transition-state analog:

#XL - Q Biochemistry

  1. is less stable when binding to an enzyme than the normal substrate.

  2. resembles the active site of general acid-base enzymes.

  3. resembles the transition-state structure of the normal enzyme-substrate complex.

  4. stabilizes the transition state for the normal enzyme-substrate complex.

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TLS Online TPP Program

#Question id: 16834

#General Aptitude

Which piece corresponds to the given solid?
TLS Online TPP Program

#Question id: 20243

#XL - P Chemistry

The bond order of O -2  is
TLS Online TPP Program

#Question id: 4793

#XL - R Botany

Hypophosphatemia is caused by an X-linked dominant gene in humans. Normal man marries with Hypophosphatemia woman whose father is normal. What will be observation in their child is correct?

a. All daughters affected                                      b. half of their daughters affected

c. All sons affected                                              d. half of their son’s affected
TLS Online TPP Program

#Question id: 4921

#XL - R Botany

Shell coiling in snail determine by genetic maternal effect. S for dextral and s for sinistral.  Following cross allowed between

Male

Female

Progeny   (Genotype)

Dextral

sinistral

Dextral (K1)

Dextral

Sinistral

Sinistral (K2)

Sinistral

sinistral

Dextral (K3)

Dextral

Dextral

Sinistral (K4)

Which of the following progeny not have SS genotype?
TLS Online TPP Program

#Question id: 683

#XL - Q Biochemistry

Which factor does not help to explain why many proteins exhibit quaternary structure?