TLS Online TPP Program

#Question id: 577


Most of the known enzymes are ________.

#SCPH05 I Biotechnology
  1. oxidoreductases

  2. transferases

  3. hydrolases

  4. lyases

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TLS Online TPP Program

#Question id: 311

#SCPH05 I Biotechnology

Which of the following has no contribution to the stability of tRNA?

TLS Online TPP Program

#Question id: 7287

#SCPH06 I Botany

Following statements are regarding to the the floral quartet model and the underlying ABCDE model of organ identity determination in Arabidopsis thaliana.

A. Five floral organ identities (sepals, petals, stamens, carpels, and ovules) are specified by the formation of floral organ-specific tetrameric complexes of MADS-domain transcription factors that bind to two nearby enhancer elements, forming a DNA loop in between.

B. A complex of two class A proteins (APETALA 1) and two class E proteins  (SEPALLATA) determines petal identity.

C. A complex of one class A protein, one class E protein, and one of each of the class B proteins (APETALA 3 and PISTILLATA) determines sepal identity.

D. A complex of one class E protein, two class B proteins, and one class C protein (AGAMOUS) determines stamen identity, while a complex of two class E proteins and two class C proteins determines carpel identity.D. A complex of one class E protein, two class B proteins, and one class C protein (AGAMOUS) determines stamen identity, while a complex of two class E proteins and two class C proteins determines carpel identity.

E. A complex of one class E protein, one class C protein, and one of each of the class D proteins (SHATTERPROOF and SEEDSTICK) controls ovule identity.

Which of the following combination are correct?

TLS Online TPP Program

#Question id: 402

#SCPH05 I Biotechnology

If the DG'° of the reaction A -> B is –40 kJ/mol, under standard conditions the reaction:

TLS Online TPP Program

#Question id: 15561

#SCPH01 Biochemistry

Which mechanism is helpful in secondary metabolite production
1. ppGpp secretion
2. Autoinducer
3. Nutrient limitation
4. Senescence genes
Which combination is incorrect  from the following.

TLS Online TPP Program

#Question id: 10340

#SCPH05 I Biotechnology

There several charecteristics of nitrate reductase, which of the following properties of nitrate reductase is incorrect?