Phospholipid function Study guides, Class notes & Summaries

Portage Learning BIOD 101 Module 1 Problem Set Essential Biology I with Lab 202 Bowman 4/6/22, 10:26 PM Module 1 Problem Set: Essential Biology I with Lab-2021- Bowman Answer: Matter is anything that takes up space, by having a volume, and has mass. Matter can exist in a solid, liquid or gaseous (vapor) state. All matter is made up of certain basic substances called elements (See section 1.1 in module). Your Answer: Matter is anything that takes up space, by having a volume, and has ma...

HESI A2 Biology (4) Exam (Latest 2024 Update) Questions and Verified Answers| 100% correct| Grade A Q: A bird in its aerodynamic wings are an example of what biology? Answer: Structure and function Q: In the hypertonic solution the solute has what type of concentration out- side the cell then inside? Answer: Greater Q: where is the genetic information stored Answer: DNA( in the nucleus ) Q: what structure helps remove water from inside the cell? An...

Difference between prokaryotic cells and eukaryote cells: - correct answer Eukaryotes have internal-membrane bound organells Prokaryote cells - correct answer Unicellular organisms that don't have nuclei Eukaryotic cells - correct answer Organisms whose cells contain their genetic information inside the nucleus Which of the following structural features of phospholipid molecules affect their ability to assemble into cell membranes? - correct answer Phosolipids have both hydroph...

AQA A level Biology Exam || Revision Questions & Answers (Graded A+) AQA A level Biology Exam || Revision Questions & Answers (Graded A+) Describe how you would use a biochemical test to show that a solution contained a non-reducing sugar, such as sucrose. [3] - ANSWER - ,first reducing sugars test; boil with dilute HCl acid then Neutralise with NaHCǑ, add benedict and heat to 95 degrees C brick red ppt forms if reducing sugar is present Describe a chemical test you could carry out to sh...

Cell Theory - ANSWER-Discovered in the 17th century 1. All living things are composed of cells 2. The cell is the basic unit of life 3. The chemical reactions of life take place inside the cell 4. Cells arise from only preexisting cells 5. Cells carry genetic information in the form of DNA. This genetic material is passed from parent cell to daughter cell 6 Kingdoms - ANSWER-Bacteria, Archaea, Protista, Fungi, Plantae, and Animalia Prokaryotic - ANSWER-"before nucleus", lacks a memb...

Anatomy and Physiology Exam #1 (Ch.1-4) Questions & Answers 2024 Microvilli - ANSWER-Membrane extensions containing microfilaments. Function: absorption of extracellular materials. Cilia - ANSWER-Long extensions used for movement of material over cell surface. Proteasomes - ANSWER-Hollow cylinders that breakdown and recycle damaged or abnormal intracellular proteins. Ribosomes - ANSWER-RNA + proteins. Function: Protein synthesis. Peroxisomes - ANSWER-Vesicles containing degradat...

BIOL 1P91 – Final EXAM .OVER 280 QUESTIONS WITH VERIFIED CORRECT ANSWERS Holds the cell together and controls what goes in and out - ANSWER cell membrane separates cell contents from the surrounding environment - ANSWER plasma membrane uptake and export of ions and molecules, cell compartmentalization, protein storing, anchoring cytoskeleton, production of ATP and NADPH, cell signalling, cell and nuclear division, and adhesion of cells to each other and to the extracellular...

TCDHA Histology- Lectures 1,2,3,4, - correct answer smallest unit of life function: carry out vital processes of absorption, assimilation, respiration, irritability, conductivity, growth, reproduction and excretion exo/endocytosis - correct answer exocytosis: expulsion of materials out of cell EX= EXIT endocytosis: uptake of materials into cell EN=ENTER -pinocytosis: cell drinking (pino=wine=drinking) -phagocytosis: cell eating cell membrane - correct answer plasma membrane s...

Direction of phospholipid movement in flippases? correct answer: Outer to inner leaflet Moves PE (neutral) and PS (-1) Direction of phospholipid movement in floppases? correct answer: Inner to outer leaflet Function of Scramblase correct answer: Increases membrane SYMMETRY Moves phospholipids down their conc gradient Result of adding crosslinkers into cell membrane for FRAP correct answer: Slows down diffusion of phospholipids; slower recovery rate Entropy of lipids [?] when ...

Describe how you would use a biochemical test to show that a solution contained a non-reducing sugar, such as sucrose. [3] - ANSWER,first reducing sugars test; boil with dilute HCl acid then Neutralise with NaHCǑ, add benedict and heat to 95 degrees C brick red ppt forms if reducing sugar is present Describe a chemical test you could carry out to show that a piece of coconut contains lipids. [3] - ANSWER(Crush in) ethanol / alcohol; Add (to) water (Order of adding is critical for this point)...