TLS Online TPP Program

#Id: 8470

#Unit 1. Molecules and their Interaction Relevant to Biology

The two forms of poly(Pro)

all cis (I) or all trans (II) peptide bonds. 

poly(Pro) I as a right-handed helix with 3.3 residues per turn 

poly(Pro) II is a left-handed helix with 3 residues per turn.

TLS Online TPP Program

#Id: 1352

#Unit 4. Cell Communication and Cell Signaling

GRB2 SH3 domains bind to proline-rich sequences in Sos

  

TLS Online TPP Program

#Id: 5532

#Unit 7. System Physiology – Animal

Thin descending and thin ascending segments, have thin epithelial membranes with no brush borders, few mitochondria, & minimal levels of metabolic activity.

TLS Online TPP Program

#Id: 2791

#Unit 13. Methods in Biology

notSelectivity or separation factor, a, which can also be viewed as simply the relative retention ratio for the two analytes:

TLS Online TPP Program

#Id: 4574

#Unit 8. Inheritance Biology

Polymeric Gene interaction (9:6:1)

The combination of two dominant alleles that intensifies the phenotype or creates a median variation.