Biology: The Unity and Diversity of Life (MindTap Course List)
14th Edition
ISBN: 9781305073951
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Chapter 20, Problem 2SQ
Summary Introduction
Introduction:
Viroids are tiny, circular, infectious particles that consist of short RNA strands without a protein coat. Like viruses, these particles can replicate using host replication machinery.
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Chapter 20 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 20 - Prob. 1SQCh. 20 - Prob. 2SQCh. 20 - Prob. 3SQCh. 20 - Prob. 4SQCh. 20 - __________ do not reproduce sexually. a....Ch. 20 - Prob. 6SQCh. 20 - Adapting to Host Defenses Surface proteins called...Ch. 20 - Prob. 2DAACh. 20 - Prob. 3DAACh. 20 - Adapting to Host Defenses Surface proteins called...
Ch. 20 - Prob. 7SQCh. 20 - Bacteria that serve as decomposers are ___ . a....Ch. 20 - Prob. 9SQCh. 20 - Formation of a(n) ___ allows some soil bacteria to...Ch. 20 - Prob. 11SQCh. 20 - Prob. 12SQCh. 20 - Which of these diseases is caused by bacteria? a....Ch. 20 - Prob. 14SQCh. 20 - Prob. 15SQCh. 20 - If a cut or scrape becomes infected,...Ch. 20 - The adenoviruses that cause colds do not have a...Ch. 20 - Prob. 3CTCh. 20 - Prob. 4CT
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- Precursor to vitamin A.* A. Retinol B. Retinoic acid C. Carotene D. Tocopherolarrow_forward________ form specialized sites on the cell surface that allow cells to recognize each other. a. Cholesterols b. Carbohydrates c. Phospholipidsarrow_forwardMany connective tissues like cartilage, ligaments, tendons skin dermal layers secrete an extra cellular matrix with a very famous and common protein called A. hemotensin B. collagen C. porphyrin D. petidoglycan 3arrow_forward
- Be patient culture is found to have growth of Graham negative bacteria what you need component of the outer membrane of Graham negative bacteria acts as an Endotoxin, causing symptoms of shock? A.phospholipid B. Lipopolysaccharide C. Cholesterol D. Proteinarrow_forwardProtein is synthesized by the _________ of the cell. a.phagocyte b.mitchondria c.ribosomes d.nucleusarrow_forwardMucin is a glycoprotein found in mucus that increases its viscosity. Carbohydrates are added to mucin in which of these structures? A. Cytoplasm B. Golgi Apparatus C. Nucleus D. Rough endoplasmic reticulumarrow_forward
- Collagen represents which level of protein organization? a. Secondary b. All of the options are correct c. Tertiary d. Primary e. Quaternaryarrow_forwardWhat substance joins proteoglycans together into gigantic complexes called proteoglycan aggregates? These complexes can occupy very large volumes. a. hyaluronidase b. hyaluronic acid c. proteoglycase d. fibronectin e. lamininarrow_forwardA___ is two or more atoms joined together A. Cell B. Tissue C. Molecule D. Particlearrow_forward
- Which of the following polysaccharides is a component of the extracellular matrix and connective tissue? a. glycogen b. hyaluronic acid c. chitin d. cellulosearrow_forwardAt a conference,the speaker's grand finale was sauteing mealworms in butter and serving them to the audience.They were crunchy because their exoskeleton contains the polysaccharide_______ A. glycogen B.cellulose C.starch D.chitinarrow_forwardThe main function of RNA is to __________________. a. Store food b. Create energy c. Break apart carbohydrates d. Build proteinsarrow_forward
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