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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

#Unit 1. Molecules and their Interaction Relevant to Biology

  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: 17081

#Unit 12. Applied Biology

What type of drug is Aminopterin and what it is used for
TLS Online TPP Program

#Question id: 10501

#Unit 6. System Physiology – Plant

Which defenses require specific detection systems and signal transduction pathways that can sense the presence of an herbivore or pathogen and alter gene expression and metabolism accordingly
TLS Online TPP Program

#Question id: 19884

#Unit 13. Methods in Biology

The first successful transformation of rDNA molecules into a bacterium was carried out by
TLS Online TPP Program

#Question id: 18072

#Unit 11. Evolution and Behavior

First invertebrates insects fossil appeared in which of the following geological ages?
a) Mesozoic b) Jurassic
c) Paleozoic d) Devonian
e) Permian f) Pennsylvanian
Which of the following combinations give the best answer?
TLS Online TPP Program

#Question id: 945

#Unit 1. Molecules and their Interaction Relevant to Biology

A key precursor in the synthesis of aromatic amino acids (tryptophan, tyrosine and phenylalanine) is ________.