An inversion moves a wild-type allele (red eyes) at the white locus in Drosophila to a chromosomal region that contains highly condensed, the wild-type allele is not expressed in some cells, resulting in an eye consisting of red and white spots.

TLS Online TPP Program

#Id: 7204

#Unit 5. Developmental Biology

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#Id: 5465

#Unit 7. System Physiology – Animal

p75 NTR forms heteromeric complexes with the different Trk receptors and enhances Trk receptor signaling

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#Id: 7982

#Unit 10. Ecological Principles

Adaptation to water viscosity

Some small aquatic organisms exploit the high viscosity of water by evolving large appendages

Streamlined shapes that reduce the drag caused by the high viscosity of water

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#Id: 6303

#Unit 3. Fundamental Processes

RNA polymerase can initiate a new RNA chain de novo on a DNA template and thus does not need a primer

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#Id: 8857

#Unit 2. Cellular Organization

The ATPase domains interact with the proteins

Scc1 and Scc3, which together form a cohesin ring structure which embrace one or both copies of the replicated DNA.