AS OCR Biology - Eukaryotes and Prokaryotes 4.0 / 5 based on 1 rating ? BiologyASOCR Created by: JessCreated on: 11-12-12 20:59 Mitochondria Eukaryotes 1 of 30 Nucleus Eukaryotes 2 of 30 Nuclear envelope Eukaryotes 3 of 30 Lysosomes Eukaryotes 4 of 30 Microtubules Eukaryotes 5 of 30 Endoplasmic Reticulum Eukaryotes 6 of 30 Cytoskeleton Eukaryotes 7 of 30 Ribosomes Eukaryotes and Prokaryotes - larger in eukaryotes 8 of 30 Vesicles Eukaryotes and Prokaryotes 9 of 30 Golgi apparatus Eukaryotes 10 of 30 Chloroplasts Eukaryotes - plants only (in prokaryotes - chlorophyll is scattered in cytoplasm) 11 of 30 Flagella Eukaryotes and Prokaryotes (microscopic : submicroscopic) 12 of 30 Cell wall Eukaryotes - plants only (chemically complex in prokaryotes) 13 of 30 Vacuoles Eukaryotes and Prokaryotes 14 of 30 Eukaryotes size 10-100 micrometres 15 of 30 Prokaryotes size 1-10 micrometres 16 of 30 Carries out mitosis Eukaryotes 17 of 30 Product of plant cell wall Cellulose 18 of 30 Site of ATP production in prokaryotes Mesosomes 19 of 30 Product of prokaryote cell wall Murein (peptidoglycan) 20 of 30 Location of DNA in prokaryotes Cytoplasm - and isn't surrounded by membrane - lies in region: "NUCLEOID" 21 of 30 DNA structure in eukaryotes Linear chromosomes (separate strands) 22 of 30 DNA structure in prokaryotes Single loop ("circular chromosome"/"bacterial chromosome") 23 of 30 How do prokaryotic bacterial cells pass on resistance to antibiotics? By sharing plasmids - the place where the resistance is coded 24 of 30 Uses of prokaryotes in the food industry. Cheese and yoghurt production 25 of 30 Uses of prokaryotes in mammalian intestines. Bacterial cells help with vitamin K production/help digest some foods 26 of 30 What does the 'normal flora' of bacterial covering on the skin do? Prevent harmful microorganisms getting into the body 27 of 30 Why does sewage treatment/natural recycling rely of bacterial cells? The bacterial cells digest dead and waste material and respire 28 of 30 DEFINITION: Prokaryote An organism with cells that don't contain a true nucleus 29 of 30 DEFINITION: Eukaryote An organism having cells with a nucleus inside a nuclear envelope, and other membrane-bound organelles 30 of 30
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