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TLS Online TPP Program

#Question id: 9269

The distribution of electrons in the excited molecule is somewhat different from the distribution in the groundstate molecule, Absorption of blue light excites the chlorophyll to a higher energy state than absorption of red light because

#6. System Physiology – Plant
  1. The energy of photons of blue light is higher when their wavelength is higher
  2. The energy of photons of red light is shorter when their wavelength is shorter
  3. The energy of photons of blue light is higher when their wavelength is shorter
  4. The energy of photons is higher when the wavelength of both red and blue light is shorter
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TLS Online TPP Program

#Question id: 5210

#11. Evolution and Behavior

Which of the following is a representation of gene density?
TLS Online TPP Program

#Question id: 10237

#10. Ecological Principles

Which of the following is the most logical conclusion about the distribution of the two species of barnacle, Chthamalus and Balanus?

 
TLS Online TPP Program

#Question id: 11563

#7. System Physiology – Animal

Hormones secreted by the posterior pituitary gland are made in the ________.
TLS Online TPP Program

#Question id: 11546

#7. System Physiology – Animal

Steroid and polypeptide hormones typically have in common ________.
TLS Online TPP Program

#Question id: 425

#1. Molecules and their Interaction Relevant to Biology

Which is usually the slowest way to regulate a reaction in a metabolic pathway?