During which stage of cellular respiration is glucose broken down into two molecules of pyruvic acid?

electron transport chain
glycolysis
krebs cycle
acetyl coa formation

What type of lipids are found in all biological membranes?

This is the diveristy of ecosystems natural communites and habits it is the variety of ways that species interact with each other and their environment

Abiology teacher asks students to give examples of genetic variations that support the idea that changes in a population’s environment affect genetic variation. which is the least supportive example? a.changes in genetics in human populationsb.antibiotic resistance in bacteria populationsc.pesticide resistance in garden insectsd.changes in the color of the peppered moth population in england