Choose all of the physical changes: (There are FOUR)

Group of answer choices

tarnish

evaporate

bend

react

melt

explode

dissolve

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