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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

#Section 2: General 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: 4168

#Section 3: Genetics, Cellular and Molecular Biology

The deaminoacylated tRNA leaves the ribosome as the growing polypeptide passes through the tunnel of the large ribosomal subunit from the __.
TLS Online TPP Program

#Question id: 19046

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Which of the following techniques is used to study the three-dimensional structure of a molecule?
TLS Online TPP Program

#Question id: 3020

#Section 2: General Biology

During which phase of the bacterial growth curve does the total number of viable cells decline?
TLS Online TPP Program

#Question id: 1990

#Section 2: General Biology

B cells interacting with helper T cells are stimulated to differentiate when
TLS Online TPP Program

#Question id: 4907

#Section 3: Genetics, Cellular and Molecular Biology

Two corn plants are studied. One is resistant (R) and the other is susceptible (S) to a certain pathogenic fungus. The following crosses are made, with the results shown

R male X S female = all S progeny

R female X S male = all R progeny

Which of the following are correct about inheritance?