113890
Description
Flashcards by sammi_taylor01, updated more than 1 year ago
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Created by sammi_taylor01
over 12 years ago
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| Question | Answer |
| What is DNA made up of? | Two strands of nucleotides, each are extremely long and joined together by hydrogen bonds between complementary bases |
| Which are the single-ring bases and which are the double-ring bases? | Single-ring = T and C Double-ring = A and G |
| What are the complementary base pairs and how many hydrogen bonds are they paired by? | A and T - two hydrogen bonds C andG - three hydrogen bonds |
| What do all four organic bases contain? | nitrogen |
| What is the DNA made up of? | Two strands therefore it is called a double helix |
| For each turn of the helix how many base pairs are there? | 10 for each complete turn |
| What is in a nucleotide | -phosphate group -deoxyribose (pentose) sugar -organic bases (A,T,G and C) |
| How are the deoxyribose sugar, organic base and phosphate group joined? | Using a condensation reaction. |
| What is the name given to a single nucleotide? | mononucleotide |
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