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Biology, 10.03.2021 19:50 flynwildozfuf5

1) Sobre as vacinas, marque a alternativa que indica as frases corretas: * 1 ponto
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a) I, III e V estĂŁo corretas.
b) II e IV estĂŁo corretas.
c) I, II e V estĂŁo corretas.
d) Todas estĂŁo corretas.
2) Os vírus são minúsculos "piratas" biológicos porque invadem as células, saqueiam seus nutrientes e utilizam as reações químicas das mesmas para se reproduzir. Logo em seguida os descendentes dos invasores transmitem-se a outras células, provocando danos devastadores. A estes danos, dá-se o nome de virose, como a raiva, a dengue hemorrágica, o sarampo, a gripe, etc.
(Texto modificado do livro "PIRATAS DA CÉLULA", de Andrew Scott.)
De acordo com o texto, Ă© correto afirmar: *
1 ponto
a) Os vírus utilizam o seu próprio metabolismo para destruir células, causando viroses.
b) Os vírus utilizam o DNA da célula hospedeira para produzir outros vírus.
c) Os vĂ­rus nĂŁo tĂŞm metabolismo prĂłprio.
d) As viroses resultam sempre das modificações genéticas da célula hospedeira.

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