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TLS Online TPP Program

#Id: 2229

The Birth of a Gene - Duplication is the most common way that new genes arise in eukaryotes. 

#Unit 11. Evolution and Behavior #Origin of new genes and proteins #Part B Pointers
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TLS Online TPP Program

#Id: 2258

#Unit 11. Evolution and Behavior

Directional selection leads to fixation of the favored allele and elimination of the other allele.
TLS Online TPP Program

#Id: 1654

#Unit 4. Cell Communication and Cell Signaling

Membrane bound antibody=IgM and IgD Secreted form antibody= IgA, IgE, IgG
TLS Online TPP Program

#Id: 326

#Unit 1. Molecules and their Interaction Relevant to Biology

When blood glucose rises above 5 mM, hexokinase IV activity increases, but hexokinase I is already operating near Vmax and cannot respond to an increase in glucose concentration. 
TLS Online TPP Program

#Id: 2893

#Unit 3. Fundamental Processes

DnaA is in the active form only when bound to ATP.
TLS Online TPP Program

#Id: 7088

#Unit 3. Fundamental Processes