I’m not sure but I think it’s A or C
I know that for sure it's in the workplace and I think hospital or clinic
Answer:
Hi, there your complementary sequence will be
U-A-A-C
Explanation:
Answer:
2)
Explanation:
The positive control is the treatment where bacteria grew without lead. Since positive control indicates the presence of bacteria in the experimental conditions, it is possible to confirm that they only death in presence of this metal. However, it is important to note that it is imperative to repeat this experiment three times and also to include a negative control in order to confirm these results.
Answer:
B. The organisms are different subgroups of the same species.
