DNase footprinting relies on the fact that a protein, by binding to DNA, covers the binding site and so protects it from attack by DNase. 

TLS Online TPP Program

#Id: 7172

#Unit 5. Developmental Biology

Siamois and Twin interact in the organizer with the Smad2 transcription factor activated by vegetal TGF-β family members (Nodal-related proteins, Vg1, activin)

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#Id: 6843

#Unit 8. Inheritance Biology

Determining gene number for a polygenic characteristic 

(¼)n

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#Id: 1231

#Unit 7. System Physiology – Animal

1α-hydroxylase, converts 25-hydroxycholecalciferol to the active form, 1,25-dihydroxycholecalciferol.

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#Id: 2939

#Unit 3. Fundamental Processes

Hda recruited, it acts to switch offDnaA, preventing a second round of replication.

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#Id: 1975

#Unit 10. Ecological Principles

If this ratio R is equal to 1, then the population is randomly dispersed.

If R is significantly greater than 1, the population is evenly dispersed

If R is significantly less than 1, the population is clumped