GCSE Biology – Chemical structure of DNA
Learning Objectives
-I can describe the chemical structure of DNA
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Question 1 of 25
1. Question
What structure does DNA have?
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Question 2 of 25
2. Question
How many strands are there intertwined in DNA?
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Question 3 of 25
3. Question
What is the DNA polymer made up of?
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Question 4 of 25
4. Question
What is a nucleotide?
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Question 5 of 25
5. Question
What does each nucleotide have?
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Question 6 of 25
6. Question
What else does each nucleotide have?
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Question 7 of 25
7. Question
How many nucleotides is DNA made from?
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Question 8 of 25
8. Question
Which chemical is there between sugar molecules in DNA?
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Question 9 of 25
9. Question
What do strands of DNA consist of?
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Question 10 of 25
10. Question
Which of these is a DNA base?
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Question 11 of 25
11. Question
Which of these is a DNA base?
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Question 12 of 25
12. Question
Which of these is a DNA base?
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Question 13 of 25
13. Question
Which of these is a DNA base?
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Question 14 of 25
14. Question
What base is C always linked to on the opposite strand?
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Question 15 of 25
15. Question
What base is G always linked to on the opposite strand?
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Question 16 of 25
16. Question
What base is A always linked to on the opposite strand?
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Question 17 of 25
17. Question
What base is T always linked to on the opposite strand?
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Question 18 of 25
18. Question
What bonds are there between bases?
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Question 19 of 25
19. Question
What does the order of bases control?
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Question 20 of 25
20. Question
A sequence of how many bases codes for an amino acid?
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Question 21 of 25
21. Question
What does the specific order of amino acids form?
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Question 22 of 25
22. Question
What can change if the order of amino acids changes?
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Question 23 of 25
23. Question
What else can change if the order of amino acids changes?
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Question 24 of 25
24. Question
What happens to the protein formed if DNA changes?
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Question 25 of 25
25. Question
What can proteins be?
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