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In the life cycle of a T2 bacteriophage, what are the two cycles/phases it may enter?

Avant, vous ne [1] (savoir) pas passer l’aspirateur. Depuis, vous[2] (essayer) une fois.

Je suis un appareil que tu utilises quand mes vêtements sont trop chiffonnés (wrinkled). Je suis un [1]

Cells infected by oncogenic viruses are said to be “transformed”. What might we expect from these transformed cells?

Je suis un appareil que tu utilises pour preparer le café. Je suis une [1]

B. Qui suis-je? What is the household object described by the following sentences? Complete these sentences with the appropriate words from the chapter vocabulary. (7 x 1 pt. each = 7 pts.)  Important: Please do not include the article as it has already been given to you. 

Most RNA Viruses are replicated and assembled in the ___ of the host cell.

Je suis un objet que tu utilises ses pour nettoyer le sol (floor)? Je suis un [1]

An isotope of caesium (Cs-137) has a half-life of 30 years. If 1.0g of Cs-137 disintegrates over a period of 90 years, how many grams of Cs-137 would remain?

B. Quel verbe? Complete each sentence with the appropriate form of savoir or connaître.  (5 x 1 pt. each = 5 pts.)