In Drosophila, the centromeric chromatin appears to consist of “hemisomes” containing one copy each of CenH3, H4, H2A, and H2B.

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#Id: 861

#Unit 13. Methods in Biology

The time taken for each cycle is considerably longer than 3 min (0.5 + 1.5 +1 min)

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#Id: 1865

#Unit 10. Ecological Principles

Interference competition- Individuals interact directly with one another by physical force or intimidation.

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#Id: 7159

#Unit 5. Developmental Biology

Amphibian Gastrulation

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#Id: 9996

#Unit 4. Cell Communication and Cell Signaling

In Wnt-Ca2+ pathway, Wnt binding to the receptor protein possibly Ryk, alone or in concert with Frizzled.

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#Id: 8353

#Unit 2. Cellular Organization

A second NPF is a large protein complex called WAVE

and requires small GTP-binding protein Rac1.