1. Nucleus: Answer A part of the cell containing DNA and RNA and responsible for growth, reproduction, and metabolism. largest organelle Center of the cell 2. DNA: Answer A complex molecule containing the genetic information that makes up the chromosomes. Hereditary info 4 bases: adenine, cytosine, guanine, thymine 3. Mitochondria: Answer Powerhouse of the cell, organelle that is the site of ATP (energy)production. Uses oxidation to convert good material into energy 4. Ribosomes: Answer site of protein synthesis 5. Endoplasmic Reticulum (ER): Answer An extensive membranous network in eukaryoticcells, continuous with the outer nuclear membrane and composed of ribosome-studded (rough) and ribosome-free (smooth) regions. 6. Rough ER: Answer covered with ribosomesthat make membrane proteins and secretoryproteins.