4.For the factor you believe to be the most plausible, identify the following components:
A. What is your hypothesis?
B. What is your independent variable?
C. What is your dependent variable?
D. What are all the controlled variables?

Which of these is not an example of molecular homology? 1. use of dna and rna as genetic material 2.use of glycolysis as the first step in cellular respiration in both plants and animals 3. the lack of an igf-1 gene in prokaryotes 4. the use of aldolase b to break down fructose in bacteria, plants and animals