Answer:
c lunar and solar eclipse
Explanation:
A well mixed serial dilution is critical to achieving a homogenous mixture that has a constant concentration over the sample volume. If the dilution is not well mixed then it will affect the subsequent dilutions consent ration which will lead to percent error
Answer:
sister chromatids separate and begin to move towards the pole of the cell during anaphase.
The answer to 2-7 would be -5, but 7-2 would be 5, depends how specific one is trying to be.