Compared to absolute dating, what is an advantage of relative dating? • A single fossil can be dated by itself.
O The actual age of a fossil can be determined.
O Fossils do not need to be arranged in different layers of rock.
O There is no limit to the age range of the fossils being dated.

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