Answer:
look it up
Explanation:
if y'all paid attention in class y'all would know like honestly y'all are lazy do some research
B. One
because an independent variable is something you change. So in a scientific experiment you only change one thing. If you happen to change more than one thing then the test becomes unfair therefore you should repeat and make sure that only one thing is changed this time.
Answer:
Restriction enzyme cuts out gene of interest, Gene is inserted into plasmid (circular) DNA of bacteria using same restriction enzymes, DNA ligase seals DNA together, Plasmid is inserted into bacteria (transformation)
The goal for both is to Change the DNA of the person with the genetic disease