b. Analysis. In the analysis step, you organize and interpret your data to see if they support your hypothesis.
a. Experimentation is <em>incorrect</em> because this is the step in which you do experiments to test if your prediction is accurate.
c. Conclusion is <em>incorrect</em> because a conclusion is a decision you make to accept or reject your hypothesis.
d. Hypothesis is <em>incorrect</em> because a hypothesis is a proposed explanation for why something happens.
Three classes: 28×3=84 students
8 test tubes per student: 84× 8= 672
hope this helps!
Adult Bone Marrow has stem cells that are not as "good" as embryonic ones but they still can become red blood and skin cells