Electron affinity: The enthalpy change that results from adding an electron to a gaseous atom.

Electron affinity is becoming less negative (less exothermic) and less likely to gain an electron. 

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#Id: 761

#Unit 3. Fundamental Processes

Sigma factor ensures that bacterial RNA polymerase initiates transcription from specific sites, also reduces binding to nonspecific sequences.

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#Id: 1940

#Unit 4. Cell Communication and Cell Signaling

Regulation of complement activity

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#Id: 5845

#Unit 10. Ecological Principles

Complete restoration - Conservationists attempt to return a habitat to its condition prior to the disturbance. 

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#Id: 8594

#Unit 2. Cellular Organization

Emery-Dreifuss muscular dystrophy (EDMD)

mutations in emerin, a nesprin and a SUN protein

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#Id: 4746

#Unit 5. Developmental Biology

Sperm microtubules contacts the cortical cytoplasm and initiates cytoplasmic movements that push the male pronucleus to the nearest end of the oblong oocyte.