TLS Online TPP Program

#Question id: 10902


P-proteins from the genus Cucurbita consist of two major proteins: PP1, the phloem filament protein, and PP2, the phloem lectin. Both PP1 and PP2 are thought to be synthesized in_______A___________and transported via the_______B_________to the_______C______, where they associate to form P-protein filaments and P-protein bodies.

#Unit 6. System Physiology – Plant
  1. A-mesophyll cells,  B-transfer cells,  C-sieve elements
  2. A-plasmodesmata,  B-symplast,  C-companion cells
  3. A-companion cells,  B-plasmodesmata,  C-sieve elements
  4. A- Ordinary companion cells,   B- transfer cells,  C- apoplast