Chapter 1 Review 1 Which of the following is NOT one of the seven properties of life described in your textbook? A B C D E 2 molecule, tissue, cell, organelle, organ cell, tissue, organ, population, community community, population, organism, tissue, cell tissue, organ, organ system, organism, population organism, ecosystem, community, population, biosphere Which of the following statements correctly explains the relationship between a species and a population? A B C D E 5 cell. organ. species. organism. organelle. Which series of terms is in the correct sequence of biological organization from the largest to the smallest? A B C D E 4 Sexual Behavior Energy Processing Evolutionary Adaptation Growth and Development Response to the Environment The fundamental unit of structure and function in living things is the A B C D E 3 Page 1 a species is the same thing as a population a population consists of many different species a species can consist of several different populations a population consists of individuals from one single species both C and D Which of the following statements correctly describes the relationship between genes, DNA, and cells? A B C D E Genes, DNA, and cells are completely unrelated. Cells are made of genes. Genes are made of DNA. Genes are the chemical substance from which DNA is made. Cells are not composed of DNA. Genes are units of inherited information made of DNA molecules. DNA molecules are built into cellular structures called chromosomes. none of the above 8/19/2010 9:56:36 AM Chapter 1 Review 6 Which of the following domains includes organisms whose cells lack a nucleus? A B C D E 7 Unlike the members of domains Bacteria and Archaea, the members of domain Eukarya A B C D E 8 are all unicellular. are all multicellular. have ribosomes with two subunits. have peptidoglycan in their cell walls. have membranes surrounding their genetic material. The cell shown below is a(n) ________ cell. A B C D E 9 Archaea Bacteria Eukarya Both A and B all of the above lack a nucleus plant animal fungal bacterial prokaryotic The cell shown below is a(n) ________ cell. A B C D E plant animal archaeal bacterial prokaryotic 8/19/2010 9:56:36 AM Page 2 Chapter 1 Review 10 Which of these provides your body with energy? A B C D E 11 polymer duality emergent properties the summation theory the complexity/simplicity paradox energy flow, processing, and utilization The ultimate goal of ___________ is to model the dynamic behavior of whole biological systems. A B C D E 14 heat. the sun. evolution. carbon dioxide. the decomposition of organic debris. No amino acid molecule by itself can speed up or catalyze reactions between other molecules; however, when amino acids are joined together to make a protein with catalytic properties, the new structure (enzymatic protein) can speed up the rate of a specific chemical reaction. This type of phenomenon is an illustration of _____________. A B C D E 13 fats light oxygen vitamins minerals The chemical energy used by most organisms for growth and metabolism ultimately comes from A B C D E 12 Page 3 reductionism bioinformatics systems biology high-throughput technology interdisciplinary research teams The biological field known as ___________ involves using computing power, software, and mathematical models to process and integrate biological information from large data sets. A B C D E biotics reductionism bioinformatics information theory evolutionary systematics 8/19/2010 9:56:36 AM Chapter 1 Review 15 Which of the following is an example of positive feedback regulation? A B C D E 16 What is the molecular commonality that is the basis of life's variety? A B C D E 17 E There is heritable variation among individuals. Poorly adapted individuals never produce offspring. A population can become adapted to its environment. Because of overproduction of offspring, there is competition for limited resources. Individuals whose inherited characteristics best fit them to the environment will generally produce more offspring. Since you need to know which factor is affecting the outcome of your experiment, there may be only one A B C D E 19 DNA protein mutation the ecosystem natural selection Which of the following is NOT an observation or inference on which Darwin's theory of natural selection is based? A B C D 18 The hormones insulin and glucagon regulate blood sugar levels. When cells have sufficient energy available, the pathways that break down sugars are turned off. A rise in temperature when you exercise stimulates sweating and increased blood flow to the skin. Uterine contractions during childbirth stimulate the release of chemicals that stimulate more uterine contractions. An enzyme near the beginning of the pathway that generates ATP is inhibited by the accumulation of excess ATP. constant variable. controlled variable. dependent variable. independent variable. all of the above A theory is A B C D E the same thing as a hypothesis. not correct unless it is several years old. a well-supported concept that has broad explanatory power. a poorly supported idea that has little backing but might be correct. a concept that, once established in the scientific literature, can be modified but never rejected, even when new scientific methods produce data that don't fit. 8/19/2010 9:56:36 AM Page 4 Chapter 1 Review 20 Which of the following statements about scientific hypotheses is FALSE? A B C D E A scientific hypothesis is only useful if it has been proven correct. In order to be considered scientific, a hypothesis must be testable in some fashion. A hypothesis is an investigator's "best guess" answer to a scientific research question. If enough evidence is collected in support of a hypothesis, it may be elevated to become a theory. Scientific hypotheses are tentative answers to well-framed scientific questions - an explanation on trial. 8/19/2010 9:56:36 AM Page 5 Chapter 1 Review Page 6 Answer Key : Chapter 1 Review Question: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 8/19/2010 9:56:36 AM Answer A A C E D D E A B A B B C C D A B D C A
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