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6. What structure does the DNA molecule twist to form?
- Double helix
- It doesn't twist at all
7. What does element does a Phosphate group have in it as part of a Nucleotide?
8. What is DNA?
- The molecule which stores the gentic information that is present in the chromosomes within the nuclei of cells.
- Genetic information that is present in chromosomes
9. What is a Nucleotide?
- Many repeating units of DNA
- A unit of DNA
10. What is the proper name of the 5-carbon sugar?
- Deoxyribose
- Pentose
- Ribose
- Hexose
11. What is the name of the bond formed between the Phopshate group and the Dexoyribose?
- Phosphodiester
- Glycosidic
- Peptide
12. In comparison to Purine bases Pyridimines are what size larger or smaller?
- The same size
- Smaller
- Large
13. Where can DNA be located within a cell
- On chromosomes
- Present in the chromosomes within the nuclei of cells
- Nuclei of cells
14. What is the sugar-phosphate 'backbone' form as part of the structure formed to question 11?
- Uprights fo a Ladder
- Rungs of a ladder
15. Which Organic Nitrogenous base will pair with Thymine to form 2 Hydorgen Bonds?