A Level Biology – DNA within cells
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Question 1 of 18
1. Question
For which terms is this the definition: ‘A threadlike structure of nucleic acids and protein found in the nucleus of most living cells’?
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Question 2 of 18
2. Question
What are the names of the proteins which DNA is wrapped around?
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Question 3 of 18
3. Question
For which term is this the definition: ‘a section of DNA that code for polypeptides or functional RNA and is located at a fixed position on a DNA molecule’?
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Question 4 of 18
4. Question
True or false – each human chromosome is composed of 1 DNA molecule
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Question 5 of 18
5. Question
What is the end of a chromosome called?
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Question 6 of 18
6. Question
What is the scientific terminology for a position on a chromosome?
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Question 7 of 18
7. Question
DNA replication occurs during which phase of the cell cycle?
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Question 8 of 18
8. Question
Which type of chromosomes are found in eukaryotic cells?
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Question 9 of 18
9. Question
Which type of chromosomes are found in prokaryotic cells?
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Question 10 of 18
10. Question
True or false – prokaryotic and eukaryotic DNA molecules use the same nitrogenous bases
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Question 11 of 18
11. Question
True or false – prokaryotic DNA molecules are wrapped around proteins
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Question 12 of 18
12. Question
What are the names of the extra molecules of DNA found in some prokaryotic cells?
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Question 13 of 18
13. Question
What is the name of a pair of chromosomes which have the same genes in the same loci?
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Question 14 of 18
14. Question
True or false – overall DNA molecules have an overall negative charge
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Question 15 of 18
15. Question
Who do you inherit your mitochondrial DNA from?
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Question 16 of 18
16. Question
True or false – mitochondrial DNA is linear
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Question 17 of 18
17. Question
Mitochondrial DNA being circular is evidence for which theory?
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Question 18 of 18
18. Question
True or false – chloroplasts contain circular DNA
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