Contrast the sizes of the chromosomes of bacteriophage λ and T2 with that of E. coli.

Bacteriophage λ has a chromosome with a size of about ____ kb. T2 phage also has a ____ kb. E. coli has a chromosome of about ____kb.

(A) 50
(B) 100
(C) 4200
(D) 1000
(E) 4.2
(F) 200

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