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TLS Online TPP Program

#Question id: 320

The aggregation of nonpolar molecules or groups in water is thermodynamically due to the

#SCPH01 Biochemistry

  1. increased entropy of the nonpolar molecules when they associate.

  2. decreased enthalpy of the system.

  3. increased entropy of the water molecules.

  4. very strong van der Waals forces among the nonpolar molecules or groups.

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TLS Online TPP Program

#Question id: 11607

#SCPH06 I Botany

How the active gibberellin GA1 is inactived by?

a)  By hydroxylation remove GA20 from the biosynthetic pathway by converting it to GA1

b) conversion to GA8 by a hydroxylation on carbon 2

c) By hydroxylation remove GA20 from the biosynthetic pathway by converting it to GA29
TLS Online TPP Program

#Question id: 4965

#SCPH06 I Botany

What is thought to be the correct sequence of these events, from earliest to most recent, in the evolution of life on Earth?

1.  origin of mitochondria

2.  origin of multicellular eukaryotes

3.  origin of chloroplasts

4.  origin of cyanobacteria

5.  origin of fungal-plant symbioses
TLS Online TPP Program

#Question id: 10279

#SCPH05 I Biotechnology

Phosphohexose isomerase is one of the enzyme of glycolysis which catalyzes Glucose 6-phosphate to Fructose 6-phosphate, enzyme bind with the hexose in their active site by opening the structure. The ring opening and closing reactions are catalyzed by an active-site present amino acid such as
TLS Online TPP Program

#Question id: 17198

#SCPH28 | Zoology

What is the role of endorphins?
TLS Online TPP Program

#Question id: 18689

#SCPH01 Biochemistry

Ab initio approach makes structural predictions based on