Which of the Following Bacteriophages Had Its Entire Genome Sequenced

Question

Which of the following bacteriophages had its entire genome sequenced first?
A) MS2
B) ϕX174
C) Lambda phage
D) T4
E) T3

Accepted Answer

The entire genome of ϕX174, a small single-stranded DNA bacteriophage, was sequenced in 1977 by Fred Sanger and his colleagues, making it the first fully sequenced organism.