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TLS Online TPP Program

#Id: 2556

When excited by absorption of a photon of light, GFP emits a photon (that is, it fluoresces) in the green region of the spectrum. 

#Unit 13. Methods in Biology #Fluorescence #Part B Pointers
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TLS Online TPP Program

#Id: 1829

#Unit 11. Evolution and Behavior

Cambrian- Most marine invertebrates
TLS Online TPP Program

#Id: 1830

#Unit 11. Evolution and Behavior

Ordovician- Origin of jawless vertebrates
TLS Online TPP Program

#Id: 1831

#Unit 11. Evolution and Behavior

Silurian- Origin of jawed fishes and arthropods
TLS Online TPP Program

#Id: 1832

#Unit 11. Evolution and Behavior

Devonian- First amphibian and first seed plant appear
TLS Online TPP Program

#Id: 1833

#Unit 11. Evolution and Behavior

Carboniferous- First reptile 
TLS Online TPP Program

#Id: 1834

#Unit 11. Evolution and Behavior

Permian- Major mass extinctions, amphibians decline