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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

#SCPH05 I Biotechnology

  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: 584

#I Life Science/ Life Sciences Group – I-V

The non-enzymatic hydrolysis of sucrose into glucose and fructose is an example of a pseudo first-order reaction because
TLS Online TPP Program

#Question id: 362

#SCPH05 I Biotechnology

A 0.01 M solution of a substance has a pH of 2. What can you conclude about this substance?
TLS Online TPP Program

#Question id: 12760

#SCPH06 I Botany

Which of the examples below provides appropriate abiotic and biotic factors that might determine the distribution of the species in question?
TLS Online TPP Program

#Question id: 4578

#SCPH05 I Biotechnology

Which definition of evolution would have been most foreign to Charles Darwin during his lifetime? 
TLS Online TPP Program

#Question id: 3700

#SCPH28 | Zoology

In the Meselson-Stahl DNA replication experiment, if the cells were first grown for many generations in 15N containing media, and then switched to 14N containing media, what percent of the DNA had 1 light strand and 1 heavy strand after 2 generations of growth in 15N growth media?