The mark-recapture technique is that after the tagged animals are released, they mix freely with unmarked individuals. The population is resampled and the numbers of marked and unmarked individuals are recorded. 

TLS Online TPP Program

#Id: 8417

#Unit 10. Ecological Principles

Many large mammals, including humans and K selected individuals – Type I curve 

Many birds, small mammals, reptiles and some annual plants – Type II curve 

Many fish and marine invertebrates, r selected individuals - Type III curve

TLS Online TPP Program

#Id: 4279

#Unit 12. Applied Biology

Cell viability is calculated as the number of viable cells divided by the total number of cells.

TLS Online TPP Program

#Id: 10082

#Unit 4. Cell Communication and Cell Signaling

The binding of integrins to their ligands depends on extracellular divalent cations(Ca+2 & Mg+2)

TLS Online TPP Program

#Id: 6398

#Unit 2. Cellular Organization

Repression-Trp aporepressor dimer binds high tryptophan, changes conformation with high affinity for trp operator

Tryptophan is a corepressor

TLS Online TPP Program

#Id: 1591

#Unit 5. Developmental Biology

Hensen’s node (Primitive Knot)