Características das Archaeas

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Lista de exercícios: Archaeas
De forma geral, quais são as principais características das arqueobactérias? Que tipo de adaptações estas
desenvolveram para permitir sua sobrevivência em ambientes extremos?
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Em relação as arqueobactérias e bactérias, quais diferenças podem ser indicadas ao comparar estes
microrganismos?
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Acerca dos microrganismos halófilos extremos pertencentes ao filo Euryarchaeota, qual ambiente é
necessário para seu crescimento? Comente sobre as características dessas arqueobactérias.
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Com relação aos microrganismos metanogênicos pertencentes ao filo Euryarchaeota, descreva, em linhas
gerais, suas características e cite gêneros representantes.
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No que diz respeito ao gênero Thermoplasma, para sobreviver ao estresse osmótico resultante da ausência de
parede celular e resistir aos extremos ambientais, este desenvolveu uma membrana citoplasmática de estrutura
singular. Descreva-a.
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Descreva as características do gênero Ferroplasma. De que modo o Thermoplasma e Ferroplasma estão
relacionados?
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Comente acerca da fisiologia do gênero Picrophilus. De que forma o Thermoplasma e Picrophilus se diferem?
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Sobre os gêneros Sulfolobus e Acidianus pertencentes ao filo Crenarchaeota, discorra sobre as condições
de crescimento que essas arqueobactérias utilizam.
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Acerca dos Crenarchaeota não termofílicos, comente sobre seu habitat. Que característica os fazem
pertencer ao domínio das Archaeas?
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Qual a importância das arqueobactérias a nível ecológico?
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