Lsu bio 1201 Study guides, Class notes & Summaries

LSU BIO 1201 EXAM 2 WITH QUESTIONS AND WELL DETAILED ANSWERS [ACTUAL EXAM 100%] why are membranes called phospholipid bilayers? - CORRECT ANSWER-phospholipids have hydrophilic head and hydrophobic tail, hydrophobic face inside of cell making 2 layers what is meant by fluid mosaic? - CORRECT ANSWER-Mosaic of proteins drifting laterally in fluid bilayer of phospholipids how are membranes adjusted for different temperatures? - CORRECT ANSWER-membrane fluidity adjusted by changing the...

Exam 3: BIO1201/ BIO 1201 Review (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU Q: how do different alleles occur Answer: through mutation Q: what 3 things contribute to genetic variation Answer: crossing over, independent assortment, random fertilization Q: when does independent assortment occur? Answer: metaphase I of meiosis Q: random fertilization Answer: any sperm can fertilize any egg Q: the ...

Exam 2: BIO1201/ BIO 1201 Study Guide (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU Q: transport proteins allow passage of hydrophilic substances across the membrane Q: carrier proteins Answer: bind to molecules and change shape to shuttle them across the membrane Q: passive transport Answer: the diffusion of a substance across a membrane with no energy investment Q: Diffusuion Answer: Spreading out of partic...

Exam 1: BIO1201/ BIO 1201 Study Guide (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU Q: Nucleolus: nonmembranous structure involved in production of ribosomes; a nucleus has one or more nucleoli Q: Chromatin Answer: material consisting of DNA and proteins; visible in a dividing cell as individual condensed chromosomes Q: cell wall Answer: outer layer that maintains cell's shape and protects cell from mechanical damage; ma...

Final Exam: BIO1201/ BIO 1201 Review (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU Q: ligand: Signal molecule that binds to the receptor Q: three main types of membrane receptors Answer: -G protein-coupled receptors -Receptor tyrosine kinases -Ion channel receptors Q: G protein-coupled receptors (GPCRs) Answer: cell-surface transmembrane receptors that work with the help of a G protein Q: Receptor Tyrosine Kina...

Exam 3: BIO1201/ BIO 1201 (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU Q: How are genes coordinately controlled in eukaryotic cells? Coordinately controlled genes in eukaryotic cells share a set of control elements. Coordinately controlled genes in eukaryotic cells are activated by the same chemical signals. Coordinately controlled genes in eukaryotic cells are located together on the same chromosome. Answer: Coordinately controlled...

LSU Bio 1201 Exam 4 Licata course requirement solution

LSU Bio 1201 Exam 4 Licata course requirement solution