Eukaryotic cells made up of mitochondria then engulfed photosynthetic prokaryotes, which developed to be specialised chloroplast organelles. Cite Although each individual hard work has long been made to adhere to citation design and style procedures, there may be some discrepancies. Please seek advice from the appropriate design and style handbook https://thoughtthreads.net/exploring-recombinant-antibody-production-a-focus-on-mammalian-cell-systems/