Mitochondrial DNA replicates by increasing the number of genomes in proportion to mitochondrial mass, but without ensuring that each genome replicates

the same number of times.

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#Id: 4652

#Unit 13. Methods in Biology

Propidium iodide is a fluorescent dye with a flat, planar structure that slides between the rungs of (or intercalates into) the DNA ladder in a quantitative manner frequently used in FACS. 

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#Id: 5052

#Unit 3. Fundamental Processes

DnaA-ATP in an extended multimeric state promoted by the accessory protein DiaA, which stimulates cooperative binding of DnaA.

DnaA-ATP binds cooperatively to form a helical central core around which oriC DNA is wrapped.

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#Id: 2579

#Unit 7. System Physiology – Animal

The proximal tubule is the site of glomerulotubular balance, a mechanism for coupling reabsorption to the GFR.

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#Id: 6753

#Unit 8. Inheritance Biology

Lederberg and Tatum’s experiment demonstrated that bacteria undergo genetic exchange.

TLS Online TPP Program

#Id: 10187

#Unit 6. System Physiology – Plant

Induce cell division in callus cells in the presence of an auxin

Promote bud or root formation from callus cultures when in the appropriate molar ratios to auxin

Delay senescence of leaves

Promote expansion of dicot cotyledons