| A | B |
| What is deoxyribonucleic acid commonly known as? | DNA |
| WHo are Watson and Crick? | They made the first model of DNA. |
| Franklin | A woman who took the first picture of DNA (an X-ray in 1952) |
| In DNA, Cytosine pairs with | Guanine |
| In DNA, Guanine pairs with | Cytosine |
| In DNA, Adenine pairs with | Thymine |
| In DNA, Thymine pairs with | Adenine |
| Adnenine, Thymine, Cytosine, & Guanine are the 4 _________ of DNA. | Nitrogen bases |
| What makes up the "rungs" of the ladder of DNA? | Nitrogen bases |
| Nucleic acids are made up of smaller units called ____________ | Nucleotides |
| What are the 3 parts to a nuucleotide? | Sugar, phosphate group, and nitrogen base |
| What are the 4 nitrogen bases in DNA? | Adenine, Guanine, Cytosine and Thymine. |
| What makes up the "sides" of the ladder of DNA? | Sugar (deoxyribose) and phosphate groups. |
| What type of sugar is in DNA? | Deoxyribose |