'Phospholipids' diaporamas de présentation

AP Biology Review

AP Biology Review . Chapters 7 & 8. Q. What part of the cell membrane enables the membrane to remain liquidy ?. A. Cholesterol . Q. Which of the following molecules pass through the cell membrane easily? A. Small hydrophobic molecules B. Large and hydrophobic molecules

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Molecules of Life

Molecules of Life. Chapter 2. Chemistry of Life. Living things are made of 5 main atoms Carbon , Hydrogen Oxygen, Nitrogen, Phosphorus. Organic Molecules. Organic molecules have carbon Carbon is able to form strong covalent bonds. Inorganic molecules.

1.18k views • 89 slides

Grade 12 Biology (SBI4U) Macromolecules

Grade 12 Biology (SBI4U) Macromolecules. Macromolecules: What you need to know!. Structure of the basic unit (carbohydrates, lipids, proteins, nucleic acids) How they react to form larger molecules How the larger molecules are broken down into basic units

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Lipids and Membranes

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Human Anatomy, First Edition McKinley & O'Loughlin

Human Anatomy, First Edition McKinley & O'Loughlin. Chapter 2 : The Cell: Basic Unit of Structure and Function . The Cell. Cells: structural and functional units of all living organisms. building blocks of the human body. adult human body contains ~ 75 trillion cells.

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Macromolecules

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Chapter 5

Chapter 5. The Structure and Function of Large Biological Molecules . The Molecules of Life. All living things are made up of four classes of large biological molecules: carbohydrates, lipids, proteins, and nucleic acids

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Chemicals of life Cell Membrane

Bi 1a Bi 1h. Chemicals of life Cell Membrane. Modified from Kim Foglia. I will be able to:. (Bi 1a) Know that cells are enclosed within semipermeable membranes that regulate their interaction with their surroundings.

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Plasma Membrane

Plasma Membrane. Surrounded the cells Basic structure: Phospholipids Protein Carbohydrate Cholesterol. Membrane Function: - To control the intracellular milieu -The enzymes catalyze reactions -As cytoskeleton fibers ? cell shape -A passageway for molecules - Protein as a receptor

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Basic Chemistry

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Reaction Mechanism: Chicken Egg White Lysozyme

Reaction Mechanism: Chicken Egg White Lysozyme. Enzyme responsible for degrading bacterial cell walls Hydrolyzes the glycosidic linkage between NAM and NAG. Mechanism: Chicken Egg White Lysozyme. Substrate fits in groove in enzyme. Binding Site. Mechanism: Chicken Egg White Lysozyme.

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Biomembrane Structure and Function

Biomembrane Structure and Function. Paul D. Brown, PhD BC21D: Bioenergetics & Metabolism. Learning Objectives. Describe the structural relationship among the components of the membrane and general functional roles served by each of them

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Lipids: An Explanation of Digestion, Absorption and Function in the Body

Lipids: An Explanation of Digestion, Absorption and Function in the Body. By Jillian Butt. Objectives. Identify and explain types of lipids Discuss consumption and storage of lipids in the United States Explain complete digestion of lipids including re-esterification

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Proteins

Chapter 3- part 2. Proteins. Protein functions include: 1. enzyme catalysts 2. defense 3. transport 4. support 5. motion 6. regulation 7. storage. Proteins. Proteins are polymers of amino acids. Amino acids -20 different amino acids -joined by dehydration synthesis

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Lipids

Lipids. Fats, Oils, and Waxes. Types of Lipids. 1. Triglycerides 95% of all eaten/stored 2. Phospholipids Soluble in oil and water 3. Sterols 4 fused ring structure. Triglycerides. Glycerol + 3 Fatty Acids = Triglycerides (Dehydration Synthesis). Triglycerides (continued).

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MIDTERM REVIEW QUESTIONS

MIDTERM REVIEW QUESTIONS. HONORS BIOLOGY. What is an ionic bond? How does a hydrogen bond form? Organize the following in the correct level of organization by increasing size: Cell Macromolecule Ecosystem Population Atom Community Tissue Organ system.

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Plasma Membrane: Structure & Function

Plasma Membrane: Structure & Function. Objective 2.03: Maintenance of Homeostasis Movement Into & Out of the Cell. Plasma Membrane. The Plasma Membrane & Cell Membrane are the same thing! In an Animal Cell, it is the boundary between the inside and outside of the cell.

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Phospholipid Fatty Acid Analysis

Phospholipid Fatty Acid Analysis. Phospholipids are essential membrane components of all living cells Viable microbes have an intact membrane which contains fatty acids as components of its phospholipids

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