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ch 12 s 1
biology vocabulary words
| Question | Answer |
|---|---|
| DNA | Deoxyribonucleic acid |
| Griffith | experiment with mice and bacterial transformations |
| Bacterial Transformation | one strain of bacteria is changed by a gene or genes frim another strain of bacteria. |
| Hershey & chase | They concluded that the genetic material of the bacteriophage was DNA, not protein. |
| Bacteriophages | means "bacteria eater," composed of DNA or RNA core and a protein coat. |
| Watson and Crick | built a 3D model of the DNA molecule. |
| Double Helix | two strands were wound around each other |
| Franklin | she studied the DNA molecule using a technique called X-ray diffraction. |
| Nucleotides | made of a 5 carbon sugar, a phosphate group, and a nitrogenous base. |
| DNA bases | Adenine(A), Cuanine (G), Thymine (T), Cytosine (C) |
| Purines | Adenine and Guanine |
| Pyrimidines | Thymine and cytosine |
| complementary base pairs | A and T, G and C |