Answer:
Explanation:
An organism can't chose to have a mutation because it depends on the way they are born. If they are missing some type of mineral, (Protein, Vitamin, etc.) they will have a mutation because they're missing that. Well, something similar to a mutation is natural selection and genes. For example, there are some short and tall giraffes. The tall ones can reach the tree and the short ones can't so they die and the tall ones can reproduce and their offspring will inherit that trait
Sample b is the control group because it’s the group not being tested and being kept the same.
The most common source of contamination with E.coli is by eating contaminated food like meat and eggs.
Answer:
Can I see the options if it have any
Explanation: