BIO 112 UBC Exam Study Guide | Actual Exam Questions | 100% Correct Answers | Verified 2024 Version

What does the cell theory state? - 1. all organisms are made up of cells 2. cells are the basic units of structure and function in organisms 3. cells come only from preexisting cells because cells are self-reproducing All cells include what 4 things? - 1. DNA 2. Cell membrane 3. Cytoplasm 4. Ribosomes What is the central dogma? - It's the basic flow of information in a cell, it's the two step process of transcription and translation by which information in the genes flow into proteins. What is the purpose of the cellular membrane? - To control the movement of materials into + out of the cell What are the 3 domains of life? - Bacteria, Archaea = prokaryotes Eukarya = Eukaryotic What does metabolism mean? - The chemical reaction by which cells convert energy from one form to another ATP allows cells to do what? - Growth, division + moving substances in and out of the cellWhat are some traits of prokaryotic cells? - - Does not have a membrane bound nucleus (it has a nucleoid region) - Much smaller then Eukaryotic cells - No organelles - Different promoter recognition - DNA is a single circular chromosome What are some traits of eukaryotic cells? - - Has a membrane bound nucleus - Cholesterol is present in the cell membrane - Much larger then Prokaryotic cells - Contains organelles - DNA is linear What are some traits that Prokaroytic and Eukaryotic cells share? - - Contain protein, water and DNA - Contain Ribosomes - Has a cellular membrane What are the 4 major categories of macromolecules in cells? - 1. Protein 2. Nucleic Acid 3. Lipids 4. Carbohydrates What is the monomer of Protein + what is its bond? - Monomer: Amino Acid Bond: Peptide bond