What is the answer to this?

Plsss helpp

What is usually (but not always) related to the metabolic processes of living organisms in its organic form?

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

If there is another new infectious disease somewhere in the world, what do you think canadian officials should do