Multiple Choice
When Griffith experimented with two types of Streptococcus pneumoniae, he found that:
A) the deadly strain killed the mice, but the nondeadly strain did not.
B) if the deadly strain was heat-killed before injection, the mice lived.
C) if the nondeadly strain was mixed with the heat-killed, nondeadly strain before injection, the mice died.
D) if the nondeadly strain was mixed with the heat-killed, deadly strain before injection, the mice died.
Correct Answer:

Verified
Correct Answer:
Verified
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