Biol 1201 exam 2 Study guides, Class notes & Summaries

Biol 1201 Exam 2 Gregg Latest Update Already Passed Plasma membrane A selectively-permeable phospholipid bilayer forming the boundary of the cells. Hydrophilic heads and hydrophobic tails peripheral proteins Bound to the surface of the membrane Integral proteins penetrate the hydrophobic core Transport proteins Span membrane. Allow passage of hydrophilic substances functions of plasma membrane transport, enzymatic activity, signal transduction, cell-cell recognition, intercel...

LSU BIOL 1201 EXAM 2 REVIEW PRACTICE EXAM QUESTIONS AND ANSWERS

LSU Biol 1201 Exam 2 written questions and answers

LSU Biol 1201 LiCata Exam 2 Fall 2024

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...

BIOL 1201: Final Exam Questions with Verified Solutions What are the three types of cell signaling? 1. Direct Contact 2. Local 3. Distant Describe direct contact cell signaling and some examples. One cell actually physically touches another i.e. Gap Junctions (diffusion of signals through a plasma membrane), Plasmodesmata (diffusion of signals through a plasma membrane), and Cell-Cell Recognition (one cell have a type of signal molecule while the other cell has a receptor, and t...

BIOL 1201: Exam 1 Questions and Answers Graded A+ A substance that cannot be broken down into other substances by ordinary chemical procedures is a(n) _____. element Organisms are largely composed of __ elements. 11 About 25 of the 92 natural elements are known to be essential to life. Which four of these 25 elements make up approximately 96% of living matter? carbon, hydrogen, nitrogen, and oxygen What determines solubility? "like dissolves like" Atom Smallest unit of mat...

Biol 1201 Exam 1 (gregg) Questions With Verified Answers plasma membrane The membrane at the boundary of every cell that acts as a selective barrier, thereby regulating the cell's chemical composition. Ribosomes complexes that make proteins; free in cytosol or bound to rough ER or nuclear envelope Golgi apparatus active in synthesis, modification, sorting, and secretion of cell products Lysosome digestive organelle where macromolecules are hydrolyzed, and autophagy Mita...

Biol 1201 Exam 1 (Gregg) with Complete Solutions plasma membrane The membrane at the boundary of every cell that acts as a selective barrier, thereby regulating the cell's chemical composition. Ribosomes complexes that make proteins; free in cytosol or bound to rough ER or nuclear envelope Golgi apparatus active in synthesis, modification, sorting, and secretion of cell products Lysosome digestive organelle where macromolecules are hydrolyzed, and autophagy Mitachondrion org...

BIOL 1201: Exam 1 Questions With 100% Correct Answers A substance that cannot be broken down into other substances by ordinary chemical procedures is a(n) _____. - answerelement Organisms are largely composed of __ elements. - answer11 About 25 of the 92 natural elements are known to be essential to life. Which four of these 25 elements make up approximately 96% of living matter? - answercarbon, hydrogen, nitrogen, and oxygen What determines solubility? - answer"like dissolves like" A...