front 1 The production of human blood-clotting factor by E. Coli is an example of bioremediation. | back 1 False |
front 2 Christian Gram devised a staining technique that divides all bacteria into two groups. | back 2 True |
front 3 Gene therapy is modern approach to preventing infectious disease. | back 3 False |
front 4 Joseph Lister reduced the incidence of wound infections in health care settings by using chlorinated lime water. | back 4 False |
front 5 Fermentation can occur in the absence of living cells. | back 5 True |
front 6 Lazzaro Spallanzani was the first scientist to provide evidence disproving the spontaneous generation of microorganisms. | back 6 True |
front 7 The taxonomic scheme developed by Linnaeus remains largely uncharged in modern biology. | back 7 False |
front 8 Desaturation of a protein is always permanent. | back 8 False |
front 9 One of the products of dehydration synthesis reactions is water. | back 9 True |
front 10 Salts are produced from exchange reactions in which acids and bases neutralize each other. | back 10 True |
front 11 Hydrogen bonds are stronger then covalent bonds. | back 11 False |
front 12 Monosaccharides are usually found in cyclic forms. | back 12 True |
front 13 The smallest chemical unit of matter are elements. | back 13 False |
front 14 Light rays that pass through the edge of a curved lens will be refracted more than those that pass through the center. | back 14 True |
front 15 Three-dimensional images of specimens can be obtained using scanning electron microscopes. | back 15 True |
front 16 Members of the genera bacillus and clostridium can be identified using the Endospore stain. | back 16 True |
front 17 Robert Whittaker proposed the system of binomial nomenclature that we use today. | back 17 False |
front 18 Acid-fast cells such as Mycobacterium lose the color of the primary stain in the presence of hydrochloric acid. | back 18 False |
front 19 The three domains proposed by Carl Woese are the Archaea, the Eukarya, and the Monera. | back 19 False |
front 20 A resolution of 1um would be better than a resolution of 0.5 um. | back 20 False |
front 21 Lysosomes result from the endocytosis of food particles by eukaryotic cells. | back 21 False |
front 22 Svedbergs are measurements of the size and sedimentation rate of cellular structures such as ribosomes. | back 22 True |
front 23 All cell membranes contain phospholipids and a wide variety of proteins. | back 23 False |
front 24 Peroxisomes contain enzymes used to digest nutrients that have been brought into the cell through phagocytosis. | back 24 False |
front 25 Chloroplasts use light energy to produce ATP and carbohydrates. | back 25 True |
front 26 The Golgi body prepares cellular products for export. | back 26 True |
front 27 Chromatin is composed of DNA and special packaging proteins called hopanoids. | back 27 False |
front 28 Eukaryotic ribosomes are composed of 60S and 40S subunits. | back 28 True |
front 29 The process of facilitated diffusion requires an input of energy. | back 29 False |
front 30 Bacterial protein synthesis can begin before the reading of the gene is complete. | back 30 True |