Answer:
B
Explanation:
This ensures that the research is corroborated by other scientists and is peer-reviewed hence increasing the veracity of the findings. This also ensures that conflict of interest is addressed whereby the findings by the company may appear to be compromised or biased because such a finding would be in favour of their own needs (such as financial gain). Peer review in such case is even more important because it involves humans subjects and ethics are paramount in healthcare research.
<span>New combinations of genes may be produced by </span>immigration, mutation and sexual reproduction. These new combinations are also called variations.
This would be an example of:
C) an insertion mutation.
Notice how the sequence contains the same letters as before, only an A is added to the beginning. Adding extra nucleotides is an example of an insertion mutation, a type of frame-shift also, because the reading frame will be thrown off downstream.