PPT-Ribosomes

A journey into a cell By Aaron Logan Mancuso What is a Ribosome Ribosomes are cell organelles that consist of RNA and proteins They make proteins by joining amino acids together Depending on the protein production level of a particular cell ribosomes may number in the . Prepared by:. . Jomar M. Urbano. 2SED-SC. Ms. . Aimie. M. Aquino. Professor. Learning Objectives:. Recognize the discoverers of Endoplasmic reticulum.. Describe Rough Endoplasmic Reticulum (RER) in terms of structures and functions.. Plasma membrane, nucleus and ribosomes. Figure 4.7a. CYTOSKELETON:. NUCLEUS. ENDOPLASMIC RETICULUM (ER). Smooth ER. Rough ER. Flagellum. Centrosome. Microfilaments. Intermediate. filaments. Microvilli. Plasma membrane, nucleus and ribosomes. What to Know . The structure and function of the plasma membrane, nucleus and ribosomes.. Figure 4.5. 0.1 . . m. (a) TEM of a plasma. membrane. Outside of cell. www.biochemj.org/bj/330/0581/bj3300581.htm evolutionarilyconservedrequiredmakeproteinsWhystudystructure?WhystudyfromdifferentHow are ribosomes manufactured in bacteria and How do ribosomes carry out p Image from: © Pearson Education Inc, Publishing as Pearson Prentice Hall; All rights reserved. Nucleolus. Nucleus. Nuclear envelope. Ribosome (attached). Ribosome (free). Cell Membrane. Rough . endoplasmic . Types of Cells. Prokaryotic cells. Eukaryotic cells. Prokaryotic cells. Simplest cells. No membranes around their nuclear material (DNA and RNA, genetic material). Prokaryotes include bacteria and some pond scum. (endoplasmic reticulum). Dr. Mamoun Ahram. Faculty of Medicine. Second year, Second semester, 2014-2014. Principles of Genetics and Molecular Biology. An overview. Endoplasmic reticulum (ER). It is a network of membrane-enclosed tubules and sacs (. Pete McGee. What are Ribosomes?. Found in every cell. Protein Synthesizers of the cell. Located on the Rough ER and in the cytoplasm in eukaryotic cells and move freely in prokaryotic cells. They are a combination of RNA and proteins . Chapter 13 . (Pgs 360-389 Miller and Levine Biology text. ). http://www.youtube.com/watch?v=suN-sV0cT6c. . Where have we seen DNA being replicated?. MITOSIS AND . MEIOSIS. Proteins are molecules that are necessary for virtually every activity in your body. Some of the Biological Functions of Proteins include:. Atom . Molecule. Organelle. Cell. Tissue. Organ. Organ System. Organism. Division of Cells. Eukaryotic Cells. Literally means “True nucleus”. Have a nucleus. Complex Cells. Have membrane-bound organelles. 1. . Cell . Theory. All. living things are made of . cells.. Cells are the basic unit of . structure & function.. Cells. come from . pre-existing . cells.. Scientists . Who Formed the Cell Theory. .. Ribosomes. Made of ribosomal RNA and protein. Synthesized by nucleolus of cell. Proteins from cytoplasm are brought to nucleus and made with . rRNA. into large and small subunits of ribosomes. Subunits leave the nucleus and assemble into ribosomes. Network of tunnels throughout the cell.. Two kinds = Smooth & Rough (= bumpy because it has ribosomes attached). Golgi Apparatus. To modify , sort, and package proteins and other materials from the endoplasmic reticulum for storage in the cell or secretion outside the cell. . Cells Make Up Living Things. Les. 1, 2 . A: Cell Theory. 1. All organisms, both . unicellular. or . multicellular. , are made up of cells.. 2. Cells are the smallest units of living matter and structural and functional units of all organisms. .