Biology 141. The Cellular Level of Organization Chapter 3: Cell Division and Protein Synthesis. Macromolecule Structure. DNA nucleic acid Right-handed double-helix sugar - phosphate backbone (sides of the ladder).
The Cellular Level of Organization
Chapter 3: Cell Division and Protein Synthesis
DNA nucleic acid
RNA nucleic acid
DNA codes RNA molecule.Requires 3 steps:
1. Initiation: DNA unwinds.
2. Elongation: Nucleotides are joined by RNA polymerase enzyme.
3. Termination: mRNA falls off upon reaching a stop signal.