A FOXO3a mutant in which the three serine residues that are targets for PKB are mutated to alanines is constitutively active

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#Id: 1240

#Unit 7. System Physiology – Animal

The ACTH family is derived from a single precursor, pro-opiomelanocortin (POMC).

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#Id: 1869

#Unit 10. Ecological Principles

Intraspecific competition should be more severe than interspecific competition, since resource overlap is greater.

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#Id: 6154

#Unit 3. Fundamental Processes

These polymerases are template-dependent, they incorporate nucleotides in a manner that is independent of base pairing.

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#Id: 4622

#Unit 13. Methods in Biology

 A precipitation curve for a system of one antigen and its antibodies. This plot of the amount of antibody precipitated versus increasing antigen concentrations (at constant total antibody) reveals three zones: 

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#Id: 4783

#Unit 5. Developmental Biology

ABa and ABp are equivalent cells whose fates are determined by their positions in the embryo (if one experimentally reverses the positions of these two cells, their fates are similarly reversed and a normal embryo forms)