Living and non-living things all have interactions with each other. Ecosystems are full of these interactions and is the basis for the
study of ecology.
From the picture, label each object you see as abiotic or biotic.

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