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TLS Online TPP Program

#Id: 9232

In photosynthesis, the relationship of O2 evolved to CO2 taken up is 1:1. 
In photorespiration, 3 O2 are taken up for every CO2 evolved.

#Unit 6. System Physiology – Plant #CO2 fixation-C3, C4 and CAM pathways #Part B Pointers
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TLS Online TPP Program

#Id: 1047

#Unit 5. Developmental Biology

The cells found within the most posterior region of the progress zone constitute the zone of polarizing activity.
TLS Online TPP Program

#Id: 1048

#Unit 5. Developmental Biology

Sonic hedgehog, is the major active factor in the ZPA. 
TLS Online TPP Program

#Id: 1049

#Unit 5. Developmental Biology

The apical ectodermal ridge is a thickening of the ectoderm at the apex of the developing limb bud.
TLS Online TPP Program

#Id: 1050

#Unit 5. Developmental Biology

Fgf8 is the major active factor in the AER.
TLS Online TPP Program

#Id: 1051

#Unit 5. Developmental Biology

Homeobox transcription factors, or Hox genes, play an essential role in specifying whether a particular mesenchymal cell will become stylopod, zeugopod, or autopod.
TLS Online TPP Program

#Id: 1052

#Unit 5. Developmental Biology

Hox9 and Hox10 paralogues specify the stylopod