An abnormal tubelike passageway near the anus is a(n):

How do living things obtain phosphorus

How do ratio scale and diagrammatic scale work

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