Question

Which part of Griffith’s experiment helped him discover bacterial transformation?

Select one:
a. When he injected virulent bacteria into lab mice, they died.
b. When he injected a mix of heated virulent bacteria and live non-virulent bacteria into lab mice, they died.
c. When he injected non-virulent bacteria into lab mice, they lived.

Answer 1

B. When he injected a mix of heated virulent bacteria and live non-virulent bacteria into lab mice, they died.