'Er membrane' diaporamas de présentation

Chapter 6 A Tour of the Cell

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Chapter 6 A Tour of the Cell

1.21k views • 106 slides

The Cell Theory

The Cell Theory. A. All living organisms are made up of one or more cells B. The cell is the basic unit of life C. All cells come from the division of pre-existing cells. Head Lice. Hands and Claws of a Housefly. marine polychaete worm, Nereis . Wasp. Pollen. Trypanosome.

1.06k views • 88 slides

ANTIGEN RECOGNITION BY T-LYMPHOCYTES

ANTIGEN RECOGNITION BY T-LYMPHOCYTES. ANTIGEN RECOGNITION BY T-LYMPHOCYTES. Antigens are recognized by cell surface receptors Antigen receptor referred to as T-cell receptor T-cell and B-cell receptors are similar Structure Immunoglobulin superfamily Organization of genes

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Cells

Cells. Bell Ringer. What did Robert Hooke observe with the use of a microscope? How did he describe what he saw? What 3 components make up the cell theory? Where is the DNA housed in a eukaryotic cell? How do organelles in a cell compare to organs in the human body?. Learning Target.

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Cells

Cells. Organelles. The plasma membrane. This is the membrane surrounding all animal cells. The plasma membrane. This is the membrane surrounding the cell. Fluid inside the cell is very different from fluid outside the cell, so must be kept separate. The plasma membrane.

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Cell Structure

Cell Structure. Chapter 7. Introduction to Cells. Section 1. Objectives. How were cells discovered ? What defines cell shape and size ? What enables eukaryotes to perform more specialized functions than prokaryotes do?. Introduction. All life-forms on our planet are made up of cells

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Plasma Membrane and Transport of molecules

Plasma Membrane and Transport of molecules. How do things get in and out of the cell?. I. The Plasma Membrane.

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Chapter 3

Chapter 3. Membrane targeting of proteins By D. Thomas Rutkowski & Vishwanath R. Lingappa. 3.1 Introduction. Cells must localize proteins to specific organelles and membranes. Proteins are imported from the cytosol directly into several types of organelles. 3.1 Introduction.

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Cell is the base of life

Cell is the base of life. The Endomembrane system. A membranous system of interconnected tubules and cisternae Membranes of the endomembrane system vary in structure, composition, thickness and behavior The endomembrane system includes: Nuclear envelope Endoplasmatic reticulum

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AP BIOLOGY: A TOUR OF THE CELL

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Chapter 1

Chapter 1. What is a Cell? By Benjamin Lewin. 1.1 Introduction. Cells arise only from preexisting cells. Every cell has genetic information whose expression enables it to produce all its components.

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Tour of the Cell 1

Tour of the Cell 1. Prokaryote bacteria cells. Types of cells. - no organelles. - organelles. Eukaryote animal cells. Eukaryote plant cells. Golgi. Golgi. mitochondria. mitochondria. chloroplast. chloroplast. ER. ER. Why organelles?. Specialized structures specialized functions

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Protein Sorting

Protein Sorting. Dr. Jason R Mayberry Castle View High School. Functional Organization of a Cell ( Typical Animal Cell). 1 Cytosol. Cytosol. Cytoskeleton providing Structural Support (among other things). Molecules doing the labor for the cell (e.g. ribosomes and other enzymes).

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The Endomembrane System

The Endomembrane System. Regulates protein traffic and performs metabolic functions in the cell Includes many different structures: Endoplasmic Reticulum (and vesicles) Golgi Apparatus (and vesicles) Lysosomes Vacuoles. Endoplasmic Reticulum. Function

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DRUG METABOLISM - PHARM {ST1}

DRUG METABOLISM - PHARM {ST1}. BY RANJEET RAMAN. Toxicity: generation of toxic/teratogenic metabolites of a benign parent drug. Activity: generation of active metabolites of a parent drug.

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Endoplasmic Reticulum (ER)

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P450 (heme)

NAD(P)H. NAD(P) +. Fe-S. P450 (heme). FAD. NADP +. NADPH. FAD-FMN. HOOC. NH 2. a class I (bacteria; mitochondria). b class II (ER in eukaryotes). NADPH. NADP +. P450 (heme). FAD-FMN. ENDOPLASMIC RETICULUM. ER membrane. c P450RhF ( Rhodococcus sp.).

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Signaling by Inositol Phospholipids

Signaling by Inositol Phospholipids. SIGMA-ALDRICH. Signaling by Inositol Phospholipids

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The Interaction Between eIF2B and YBR159W

YBR159W, A Fatty Acid Synthesis Enzyme, Targets eIF2B to the ER Membrane and Increases the Efficiency of ER Protein Translation Christopher M. Browne, Parimal Samir, Connie Weaver, Andrew J. Link Vanderbilt University School of Medicine, Nashville , TN, USA . Results. Abstract. Results.

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