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TLS Online TPP Program

#Question id: 2211

Which of these statements about facilitated diffusion across a membrane is true?

#Unit 2. Cellular Organization

  1. A specific membrane protein lowers the activation energy for movement of the solute through the membrane.

  2. It can increase the size of a transmembrane concentration gradient of the diffusing solute.

  3. It is impeded by the solubility of the transported solute in the nonpolar interior of the lipid bilayer.

  4. It is responsible for the transport of gases such as O2, N2, and CH4 across biological membranes.

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TLS Online TPP Program

#Question id: 3443

#Unit 9. Evolution & Diversity of Life Forms

The evolution of mating systems is most likely affected by
TLS Online TPP Program

#Question id: 3444

#Unit 9. Evolution & Diversity of Life Forms

Which of the following is least related to the others?
TLS Online TPP Program

#Question id: 3445

#Unit 9. Evolution & Diversity of Life Forms

Which one of these concepts is not associated with sociobiology?
TLS Online TPP Program

#Question id: 3446

#Unit 9. Evolution & Diversity of Life Forms

Which of the following is least related to the others?
TLS Online TPP Program

#Question id: 3447

#Unit 9. Evolution & Diversity of Life Forms

Which of the following does not have a coefficient of relatedness of 0.5?
TLS Online TPP Program

#Question id: 3448

#Unit 9. Evolution & Diversity of Life Forms

Which scientist devised a rule that predicts when natural selection should favor altruism?