The segment polarity genes encode proteins that are constituents of the Wnt and Hedgehog signaling pathways.

TLS Online TPP Program

#Id: 103

#Unit 5. Developmental Biology

Hans Driesch’s pressure-plate experiment implies that cell interaction is critical for normal development.

TLS Online TPP Program

#Id: 8473

#Unit 1. Molecules and their Interaction Relevant to Biology

Beta sheets usually have their B strands either parallel or antiparallel

TLS Online TPP Program

#Id: 9828

#Unit 6. System Physiology – Plant

phyC, phyD, and phyE appear to play roles that are for the most part redundant with those of phyA and phyB. Whereas phyB appears to be involved in regulating all stages of development

TLS Online TPP Program

#Id: 6232

#Unit 8. Inheritance Biology

TLS Online TPP Program

#Id: 6377

#Unit 2. Cellular Organization