They only tested two to have a solid hypothesis you need a larger group.
After looking at the above diagram given, Enzymes are the molecules that were used to cut, copy, and to connect the DNA segments. The correct answer is 2. Make sure to check the number choices, they are out of order on this particular question.
Have very few or no predators in the new ecosystem.
A, a cell wall forms between the two almost divided cells
Water-borne diseases, including cholera, typhoid, and dysentery, are caused by drinking water containing infectious viruses or bacteria, which often come from human or animal waste. Water-washed diseases, such as skin and eye infections, are caused by lack of clean water for washing.