Describe the similarities and differences between DNA and RNA.
What will be an ideal response?
DNA/RNA similarities: both are nucleic acids composed of nucleotides. They have sugar-phosphate backbones and are comprised of four different types of bases.
DNA/RNA differences:
| DNA | RNA |
| Found in the nucleus and mitochondria | Found in the nucleus and cytosol |
| Genetic material | Helper to DNA |
| Sugar is deoxyribose | Sugar is ribose |
| Bases are A, T, C, and G | Bases are A, U, C, and G |
| Double stranded | Single stranded |
| Is transcribed (to give RNA) | Is translated (to give a protein) |
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The scientist who published On the Origin of Species by Means of Natural Selection in 1859 was
A. Georges-Louis Buffon. B. Charles Darwin. C. Charles Lyell. D. James Hutton. E. Jean Lamarck.
Genetically-engineered organisms that carry foreign DNA are ____
a. Mutated b. Transgenic c. Transformed d. Virulent
e. DiseasedYou disrupt all hydrogen bonds in a protein. What level of structure will be preserved?
A) primary structure B) secondary structure C) tertiary structure D) quaternary structure