The principal ECM adhesion receptor in epithelial hemidesmosomes is integrin α6β4.

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#Id: 3110

#Unit 3. Fundamental Processes

Replication is bidirectional when an origin creates two replication forks that move in opposite directions.

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#Id: 2845

#Unit 13. Methods in Biology

Affinity chromatography fraction can be analyzed by two ways

Absorption or UV visible spectrophotometry which analyzes the concentration of protein in the fraction by using Beer lamberts law.

Polyacrylamide gel electrophoresis to fractionize the protein sample on the basis of their molecular weight.

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#Id: 2559

#Unit 13. Methods in Biology

Cyclization between Ser and Gly is probably rapid, and the oxidation of the Tyr side chain (by O2) is probably the rate-limiting step of fluorophore generation.

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#Id: 9564

#Unit 11. Evolution and Behavior

Bergmann’s rule: Populations in colder climates tend to have greater body mass than those in warmer climates.

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#Id: 7780

#Unit 2. Cellular Organization

A set of seven structural nucleoporins forms a Y-shaped structure about the size of the ribosome, known as the Y complex.