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1. AQA GCSE Biology: Cell Biology Question and answers 100% correct 2024 $13.19   Add to cart

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1. AQA GCSE Biology: Cell Biology Question and answers 100% correct 2024

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1. AQA GCSE Biology: Cell Biology Question and answers 100% correct 2024 Eukaryotic cells - correct answer Plant and animal cells What characterises eukaryotic cells? (3) - correct answer Cell membrane, cytoplasm and genetic material enclosed in a nucleus Prokaryotic cells - correct ans...

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  • August 27, 2024
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  • 2024/2025
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  • AQA GCSE
  • AQA GCSE
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1. AQA GCSE Biology: Cell Biology
Eukaryotic cells - correct answer ✔Plant and animal cells


What characterises eukaryotic cells? (3) - correct answer ✔Cell membrane,
cytoplasm and genetic material enclosed in a nucleus


Prokaryotic cells - correct answer ✔Bacterial cells


What characterises prokaryotic cells? (4) - correct answer ✔1. much smaller
in comparison
2. have a cytoplasm and cell membrane surrounded by cell wall
3. genetic material is a single DNA loop not enclosed in a nucleus
4. may be 1 or more small rings of DNA called plasmids


Millimetre - correct answer ✔mm, thousandth of a metre, 10^-3m


Micrometre - correct answer ✔μm, millionth of a metre, 10^-6m


Nanometre - correct answer ✔nm, billionth of a metre, 10^-9m


Nucleus - correct answer ✔Contains genetic information and controls cell's
activities


Cell membrane - correct answer ✔Controls the passage of substances in
and out of the cell e.g. glucose and ions

, Cytoplasm - correct answer ✔Where most chemical reactions take place


Ribosomes - correct answer ✔Where protein synthesis takes place


Mitochondria - correct answer ✔Where aerobic respiration takes place


Chloroplasts - correct answer ✔Where photosynthesis occurs because
contain chlorophyll (in plant cells)


Plasmids - correct answer ✔Small rings of DNA which code for very specific
features such as antibiotic resistance (in bacterial cells)


Most animal cells have... (5) - correct answer ✔1. Nucleus
2. Cytoplasm
3. Cell membrane
4. Mitochondria
5. Ribosomes


In addition to the parts found in animal cells, plant cells often have... - correct
answer ✔1. Chloroplasts
2. Permanent vacuole filled with cell sap


Plant and algal cells also have... - correct answer ✔...a cell wall made of
cellulose which strengthens the cell


Equipment for microscopy practical (6) - correct answer ✔1. Microscope
2. Onion

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