Which happens to the substance that is oxidized during an

Question

8. (TCO 3) Which happens to the substance that is oxidized during an oxidation-reduction reaction? (Points : 4)        It gives up hydrogen atoms.        It takes on oxygen atoms.        It becomes a charged species.        It shows a gain of electrons.        It shows a loss of electrons.

Question 9.9. (TCO 4) Ammonia (NH3) accepts a proton from water. Which of the statements listed below is true according to Bronsted-Lowry definitions? (Points : 4)        Ammonia is a base.        Ammonia is an acid.        Ammonia produces H+ ions in aqueous solutions.        Ammonia acts as a solvent.        Ammonia is neutral.

Question 10.10. (TCO 4) Which volume of 2.5% (m/v) NaCl can be prepared from 185 mL of a 8.0% NaCl solution? (Points : 4)        57.8 mL        592 mL        6 mL        185 mL        63 mL

Question 11.11. (TCO 4) An unknown solution has a pH of 13. This solution is (Points : 4)        extremely acidic.        moderately acidic.        neutral.        slightly basic.        extremely basic.

Question 12.12. (TCO 5) The _____ structure of a protein consists of relationships between amino acids that are far apart in a protein. (Points : 4)        primary        secondary        tertiary        quaternary        None of the above

Question 13.13. (TCO 5) Which of the following is a type of protein? (Points : 4)        Phospholipids        Antibodies        DNA        Glycogen        All of the above

Question 14.14. (TCO5) The presence of more than one polypeptide chain is described as _____ protein structure. (Points : 4)        primary        secondary        tertiary        quaternary        infinite

Question 15.15. (TCO 6) Which of the following is paired incorrectly? (Points : 4)        Peroxisome: Catalase        Mitochondria: Eukaryote        Cytoskeleton: Tubulin        Nucleus: Prokaryote        Ribosome: Protein synthesis

Question 16.16. (TCO 6) Mitochondria are surrounded by _____. (Points : 4)        a single membrane        genes        DNA        a double membrane        carbohydrates

Question 17.17. (TCO 6) Which of the following terms describes where substrate binds on an enzyme? (Points : 4)        Active site        Primary structure        Inhibitor site        Conformation        Denatured

Question 18.18. (TCO 7) The energy from breaking down glucose is _____ during respiration. (Points : 4)        transferred to starch        used to manufacture glucose by exergonic reactions        released all at once        carried by electrons        None of the above

Question 19.19. (TCO 7) Which substances are produced during the light-dependent reactions? (Points : 4)        ATP and NADH        ATP and NAD+        ATP and NADPH        RuBP and O2        ATP and NADP+

Question 20.20. (TCO 7) Which of the following is the proper order of reactions occurring during cellular respiration? (Points : 4)        Glycolysis, citric acid cycle, electron transport chain        Citric acid cycle, glycolysis, electron transport chain        Citric acid cycle, electron transport chain, glycolysis        Electron transport chain, glycolysis, citric acid cycle        Electron transport chain, citric acid cycle, glycolysis

Question 21.21. (TCO 8) Which happens during metaphase? (Points : 4)        The nuclear envelope breaks up.        Cytokinesis occurs.        Tetrads form.        Centromeres divide.        Chromosomes line up on the midline of the cell.

Question 22.22. (TCO 8) Which do you call the specific traits of an organism? (Points : 4)        Holotype        Genotype        Typology        Phenotype        Morphology

Question 23.23. (TCO 8) Operons contain regulatory genes that code for _____. (Points : 4)        RNA polymerase        repressors        promoters        enzymes        lactose

Question 24.24. (TCO 9) Which of the following is a potential benefit of the Human Genome Project? (Points : 4)        Lead to treatments for inherited diseases        Lead to treatments for contagious diseases        Increase our understanding of the historical relationships among species        Aid in solving crimes        Play a role in all of the choices listed here

Question 25.25. (TCO 9) The genes responsible for the breakdown of lactose in E. coli are part of a(n) _____. (Points : 4)        operon        activator        promoter        exon        regulatory gene

Question 26.26. (TCO 9) Which of the following is an example of a transgenic organism? (Points : 4)        An organism carrying a gene that was acquired by artificial means        The first organism in which a particular mutation has appeared        An organism carrying genes from two different parents        A cloned organism carrying two different alleles        An organism that gestated in an artificial womb

Question 27.27. (TCO 10) Natural selection consists of all of the following, except (Points : 4)        some variation can be passed on to offspring.        all species are descended from a common ancestor.        populations produce more offspring than the environment can support.        individuals in a population vary.        organisms with greater fitness produce more offspring.

Question 28.28. (TCO 10) In ferns, which stage in the alternation of generations is larger? Is this stage haploid or diploid? (Points : 4)        Sporophyte: haploid        Sporophyte: diploid        Gametophyte: diploid        Gametophyte: haploid        The same size: haploid

Question 29.29. (TCO 10) A type of moth had two color variations, a light color and a dark color. The dark-colored moths were much less noticeable to predators because they blended in with the wood of the trees they lived in. Therefore, the dark colored moths survived much better and had more offspring and the population of moths slowly evolved to be all dark colored. Which mechanism of evolution was at work in this case? (Points : 4)        Mutation pressure        Natural selection        Genetic drift        Migration        Divergence

Question 30.30. (TCO 10) Which of the features below was the first to appear in early hominids such as Australopithecus afarensis? (Points : 4)        Language        Tool-making        A large brain        An upright posture        Use of medicinal plants

Question 31.31. (TCO 10) Which of the following are autotrophs? (Points : 4)        Flatworms        Diatoms        Amoebas        Cnidarians        Yeast

Question 32.32. (TCO 11) Deer and other herbivores are referred to as _____. (Points : 4)        decomposers        primary consumers        predators        producers        detritivores

Question 33.33. (TCO 11) The Atlantic Ocean and the Pacific Ocean belong to the same _____. (Points : 4)        abiota        community        population        biota        biome

Question 34.34. (TCO 11) An organism that has many offspring and poor parental care will likely exhibit _____. (Points : 4)        a type I survivorship curve        a type II survivorship curve        a type III survivorship curve        a survivorship curve between type I and type II        a survivorship curve between type II and type III

Question 35.35. (TCO 11) In the food chain grass → antelope → human → lion, the grass is a _____. (Points : 4)        producer        secondary consumer        primary consumer        tertiary consumer        herbivore