1. The internal membranes inside chloroplasts form flattened sacks - what are these sacks called?
- Chloroplast envolopes
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2. Why are chloroplasts only found in plant cells?
- They're too complex for animal cells
- Their job is to support the cell wall, which is only present in plant cells
- Because they're the sight of photosynthesis
- Because they're the sight of protein synthesis
3. Where are proteins synthesised?
- In the cisternae of the golgi apparatus
- On the ribosomes bound to the endoplasmic reticulum
- In the ribosomes that are found free floating in the cytoplasm
- Within the endoplasmic reticulim
4. How is the size of ribosomes in prokaryotic cells determined?
- Its determined by the rate in which they settle or form a sedimate in solution
- Its determined by the size of the cell
- Its determined by how many ribosomes are present
- Its random
5. How is DNA arranged in prokaryotes and eukaryotes?
- Prokaryotes - circular Eukaryotes - linear
- Prokaryotes and eukaryotes - linear
- Prokaryotes - linear Euaryotes- circular
- Prokaryotes and eukaryotes - cirlular