Advanced Biology Prokaryotes. Chapter 28. The first cells (28.1). Isotopic Data Carbon-12 is found in microfossils This is used for carbon dating of organisms and carbon fixation Pathways include: Calvin Cycle (photosynthesis) Krebs Cycle (cellular respiration) Hydrocarbons biomarkers.
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Unicellular and multicellular
Cell size – normally ≥10ųm
Membrane bound nucleus
Mitosis – sexual
Genetic Diversity via Mutations
Membrane bound organelles
Flagella and cilia w/microtubules – whiplike
Photosynthesis release oxygen
Gram + will stain purple
Thick Peptioglycanso traps crystal violet
Gram – will stain pink
Multiple layers does not trap crystal violet but will show the red dye