Which of the following best describes the main idea of the endosymbiotic theory? modern day mitochondria evolved from simple prokaryotic cells taken up by larger prokaryotes. large prokaryotes ingested smaller eukaryotes that became modern-day chloroplasts. eukaryotic cells evolved from primitive mitochondria that engulfed ancient prokaryotes. ancient photosynthetic prokaryotic organisms evolved into modern ribosomes.

What's the waste product of electrons and pyruvate combining in fermentation?  

When the oxygen produced by photosynthetic plants in the water dissolves in the water, which of these is being formed?

Match the order of the levels of organization in nature with the correct description. example: atoms are fundamental units of matter= level 1levels- 2,3,4,5,6,7,8.now what levels are these? population consists of organismscells consist of moleculesecosystems consist of communities interacting with there environmentmolecules consist of atomsthe biosphere consist of all ecosystems on earthcommunities consists of populationorganisms consist of cells