Biology (MindTap Course List)
11th Edition
ISBN: 9781337392938
Author: Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher: Cengage Learning
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Chapter 5, Problem 13TYU
Summary Introduction
To make: A hypothesis regarding whether the transport proteins evolved early or later in the history of cells.
Concept introduction: There are various membrane proteins that help in the transportation of molecules in and out of the cell. Membrane proteins act as transport proteins that are involved in both active and passive transport of molecules across the cell membrane.
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Chapter 5 Solutions
Biology (MindTap Course List)
Ch. 5.1 - Prob. 1LOCh. 5.1 - Prob. 2LOCh. 5.1 - Prob. 3LOCh. 5.1 - Prob. 4LOCh. 5.1 - What molecules are responsible for the physical...Ch. 5.1 - Prob. 2CCh. 5.1 - Prob. 3CCh. 5.2 - Prob. 5LOCh. 5.2 - Prob. 1CCh. 5.2 - What roles do membrane proteins play in cell...
Ch. 5.3 - Describe the importance of selectively permeable...Ch. 5.3 - Prob. 1CCh. 5.3 - Prob. 2CCh. 5.3 - Prob. 3CCh. 5.4 - Prob. 7LOCh. 5.4 - LEARNING O9BJECTIVES 8Define osmosis and solve...Ch. 5.4 - PREDICT What would happen if a plan cell were...Ch. 5.4 - What is the immediate source of energy for simple...Ch. 5.4 - Prob. 3CCh. 5.5 - Prob. 9LOCh. 5.5 - Prob. 1CCh. 5.5 - What is the immediate energy source for...Ch. 5.6 - Prob. 10LOCh. 5.6 - In what ways are exocytosis and endocytosis...Ch. 5.6 - How are the processes of phagocytosis and...Ch. 5.6 - What is the sequence of events in...Ch. 5.7 - Compare the structures and functions of anchoring...Ch. 5.7 - Prob. 1CCh. 5.7 - Prob. 2CCh. 5 - Test Your Understanding 1.Transmembrane proteins...Ch. 5 - Test Your Understanding 2.Which of the following...Ch. 5 - Test Your Understanding 3.ABC transporters (a) use...Ch. 5 - Test Your Understanding 4.When plant cells are in...Ch. 5 - Test Your Understanding 5.Which of the following...Ch. 5 - Test Your Understanding 6.Electrochemical...Ch. 5 - Test Your Understanding 7.In cotransport (indirect...Ch. 5 - Prob. 8TYUCh. 5 - Prob. 9TYUCh. 5 - Test Your Understanding 10.INTERPRET DATA GLUT 4...Ch. 5 - Prob. 11TYUCh. 5 - Test Your Understanding 12.EVOLUTION LINK Explain...Ch. 5 - Prob. 13TYU
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- Test Your Understanding 1.Transmembrane proteins (a) are peripheral proteins (b) receptor proteins (c) extend completely through the membrane (d) extend along the surface of the membrane (e) are secreted from the cellarrow_forwardTest Your Understanding 5.Which of the following processes requires the cell to expend metabolic energy directly (e.g., from ATP)? (a) osmosis (b) facilitated diffusion (c) all forms of carrier-mediated transport (d) active transport (d) active transport (e) simple diffusionarrow_forwardTest Your Understanding 12.EVOLUTION LINK Explain to your roommate why the evolution of biological membranes was an essential step in the origin of life. Give arguments supporting (or challenging) this hypothesis.arrow_forward
- MAIN IDEA: Eukaryotic cells have an extensive and dynamic framework called a cyto- skeleton. The cytoskeleton is used for cell shape, internal structure, movement, and cell division. Many cells are surrounded by and supported by a complex extracellular matrix and are able to interact with adjacent cells and the environment via cell junctions. 3. List three common components of microtubules and microfilaments. 6. Complete the paragraph to describe how organelles help cells and cell contents move around. _j help to move cell components, such as a cell's during cell division. They rapidly assemble strengthen duplicated hen needed and then disassemble. and change the shape of a eukaryotic cell. In this way they can help the cell move. Organized arrays of are found in and of eukaryotic cells. Elongated or false feet, help in amoebas' these single-celled organisms move. - Describe four examples of extracellular matrix in different organisms.arrow_forward1. Compare the different ways that substances move across membranes. 2. Imagine that you have given blood, but a sample of your red blood cells is accidentally stored in distilled water instead of a saline solution. Predict and explain what would happen to the cells. Use a diagram to support your answer. 3. Explain the fluid mosaic model of a cell membrane, use a diagram to explain your answer. Then briefly describe the 4 functional roles membrane proteins play, also add diagrams to your answer. 4. Describe the difference between an unsaturated fat and a saturate fat. Include information about molecules, bonds, and properties of the substance as a whole.arrow_forward9.-A-medical-student studies a waste disposal system- in human epithelial cells. During electronic- microscopy he reveals the spherical vesicles, surrounded by a membrane and containing many different hydrolytic enzymes. The main function of these organelles is to provide intracellular digestion and protective reactions of the cell-Which of the following organelles is mentioned above A. Endoplasmatic reticulum B. Mitochondria C. Ribosomes D. Centrosomes E. Lysosomes 1arrow_forward
- MAIN IDEA: Eukaryotic cells have an extensive and dynamic framework called a cyto- skeleton. The cytoskeleton is used for cell shape, internal structure, movement, and cell division. Many cells are surrounded by and supported by a complex extracellular matrix and are able to interact with adjacent cells and the environment via cell junctions. 5. List three common components of microtubules and microfilaments.arrow_forwardI have a biology question: prokaryotic and eukaryotic cells BOTH have: a. An endoplasmic reticulum b. Membrane bound nuclei c. A cell membrane and ribosomes d. Circular chromosomes match each organelle to its function lysosome Contains hydrolytic enzymes mitochondria Site of ATP synthesis in eukaryotic cells round endoplasmic reticulum Manufactures new membrane and transports proteins Golgi apparatus Modifies and packages cell secretions into vesicles for export peroxisome. In plant and animal cells detoxifies hydrogen peroxidearrow_forwardYou observed some cells through a microscope. You saw ribosomes but no mitochondria. What cell type could they be (plant cells, animal cells, bacterial cells)? [Hint: all cells, prokaryotic and eukaryotic, have 4 things in common including ribosomes but not all cells have (membrane-bound) organelles like mitochondria. So, what type of cells lack mitochondria?]arrow_forward
- EVOLUTION LINK What types of similarities in cell structure and function tell biologists about the common origin of organisms? Explain.arrow_forwardA scientist compares the plasma membrane composition of an animal from the Mediterranean coast with one from the Mojave Desert. Which hypothesis is most likely to be correct? The cells from the Mediterranean coast animal will have more fluid plasma membranes The cells from the Mojave Desert animal will have a higher cholesterol concentration in the plasma membranes The cells’ plasma membranes will be indistinguishable The cells from the Mediterranean coast animal will have a higher glycoprotein content, while the cells from the Mojave Desert animal will have a higher lipoprotein content.arrow_forward10. Membrane-bound organelles have been an important component in the evolution of complex, multicellular organisms. Which cells having internal membranes? the following best summarizes an advantage of eukaryotic (A) Eukaryotic cells are able to reproduce faster because of the presence of organelles. (B) Some organelles, such as mitochondria and chloroplasts, are similar to prokaryotic cells in structure. (C) Organelles isolate specific reactions, increasing metabolic efficiency. (D) Compartmentalization leads to a higher mutation rate in DNA, which leads to more new species.arrow_forward
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The Cell Membrane; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=AsffT7XIXbA;License: Standard youtube license