TLS Online TPP Program

#Question id: 21247


A 25-year-old medical student spent a summer volunteering in the sub-Saharan region of Africa. There he noted a high incidence of people reporting difficulty with night vision due to a lack of vitamin A in their diet. Vitamin A is a precursor for the synthesis of

#Unit 7. System Physiology – Animal
  1. retinal.
  2. rod transducin.
  3. opsin.
  4. cone transducin.