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Descrição
FlashCards por jennabarnes12387, atualizado more than 1 year ago
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Criado por jennabarnes12387
mais de 10 anos atrás
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| Questão | Responda |
| What are obligated aerobes? | Organisms that require oxygen for cellular respiration |
| What are obligated anaerobes? | Organisms that are poisoned by oxygen and use fermentation or anaerobic respiration instead |
| What are facultative anaerobes? | Organisms that can survive with or without oxygen |
| What are prokaryotes role in nitrogen fixation? | Some prokaryotes fix the nitrogen by converting atmospheric nitrogen N2 into ammonia NH3 that other organisms can use too |
| What is metabolic cooperation? | Cooperation between prokaryotes allow them to use environmental resources they couldn't use as individual cells. Bio films for example are many prokaryotes working together to survive |
| How has systematics in prokaryotes changed? | Until the 20th century prokaryotic taxonomy was based on phenotypic criteria. At this time molecular systematic started to be used instead in prokaryotic phylogeny which worked better. |
| What is an unresolved tricotomy? | When we don't the exact rider of ancestors, meaning we also don't know the clad order in the cladogram |
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