Isovolumetric Ventricular Relaxation

Closure of aortic valve producing the second heart sound (S2).

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#Id: 7409

#Unit 5. Developmental Biology

The wingless (wg) gene is activated in those bands of cells that receive little or no Even-skipped or Fushi tarazu protein, but which do contain Sloppy-paired

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#Id: 7886

#Unit 2. Cellular Organization

Mitochondria are associated with the cytoskeleton, which determines their distribution in different cell types.

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#Id: 9560

#Unit 11. Evolution and Behavior

They supposed that such mutant forms constituted new species and thus believed that natural selection was not necessary to account for the origin of species. The last influential mutationist was Richard Goldschmidt

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#Id: 8935

#Unit 2. Cellular Organization

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#Id: 8770

#Unit 1. Molecules and their Interaction Relevant to Biology