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Thiomargarita namibiensis: Quiz


Question 1: The genus name is formed from Greek θειον (theion) = sulfur (see Thio-), and ________ margarita = pearl.
Roman EmpireLatinVulgar LatinOld Latin

Question 2: In 2005, a closely related strain was discovered in the ________.
Caribbean SeaAtlantic OceanMediterranean SeaGulf of Mexico

Question 3: The organism will oxidize ________ (H2S) into elemental sulfur (S).
Hydrogen sulfideCarbon monoxideNitric oxideNitrous oxide

Question 4: The bacterium is chemolithotrophic, and is capable of using nitrate as the terminal electron acceptor in the ________.
MetabolismMitochondrionElectron transport chainOxidative phosphorylation

Question 5: Thiomargarita namibiensis is a gram-negative coccoid Proteobacterium, found in the ocean sediments of the continental shelf of ________.
NigeriaRwandaSouth AfricaNamibia


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