Answer:
Option B is your answer ☺️
The disease-causing bacteria (S strain) grew into smooth colonies on culture plates, whereas the harmless bacteria (R strain) produced colonies with rough edges. The difference in appearance made the two strains easy to tell apart. ... When he injected mice with harmless bacteria, the mice stayed healthy.
Answer:
beyond that that has be said
Answer:
The correct answer i believe is c
Explanation:
Mitosis
Natural selection is the differential survival and reproduction of individuals due to differences in phenotype.
Every time I see natural selection, I hear The Horrible Histories song.https://www.youtube.com/watch?v=aZETITM2IPg