Bio 102 Study Guide Test 2
Bio 102 Study Guide Test 2 Bio 102
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This 5 page Study Guide was uploaded by Sierra Barton on Friday October 9, 2015. The Study Guide belongs to Bio 102 at University of South Carolina taught by Dr. Mihaly Czako in Fall 2015. Since its upload, it has received 134 views. For similar materials see Biological Principles II in Biology at University of South Carolina.
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Date Created: 10/09/15
Biology 102 Practice Test 2 Which of the following is the term that represents a hypothesis about evolutionary relationships a Polytomy b Evolution c Phylogenetic Tree d Analogy Which of the following correctly describes the terms analogy and homology a Analogy does not come from a common ancestor homology is from a common ancestor b Analogy is from a common ancestor homology is not from a common ancestor c Analogy is from evolution homology is not from evolution d Analogy is not from evolution homology is from evolution Which of the following clade is valid a Paraphyletic b Polyphyletic c Diphyletic d Monophyletic Which of the following correctly describes quotmaximum likelihood a Assumes that the tree requires the fewest evolutionary events is the most likely b Assumes that the tree requires the most evolutionary events is the most likely c States that given certain rules about how DNA changes over time a tree can be found that reflects the most likely sequence of evolutionary events d Assumes the tree with the most shared characters is the most likely Genes that results from gene duplication and are found in more than one copy of the genome are known as what a Orthologous genes b Paralogous genes c Similar genes d Copied genes TF Gene number and the complexity of an organism are not strongly linked a True b False Which of the following is NOT a potential problem with the molecular clock a The molecular clock does not run as smoothly as expected if mutations were neutral b Irregularities result from natural selection in which some DNA changes are favored over others c Estimates over evolutionary divergences older than the fossil record have a high degree of uncertainty d The molecular clock does not show us changes in evolution 8 Which of the following terms accurately describes how genes are transferred between the branches of the tree a Horizontal gene transfer b Vertical gene transfer c Branch gene transfer d Tree gene transfer 9 Which of the following were most likely the first organisms on earth a Animals b Plants c Prokaryotes d Eukaryotes 10 Which of the following is not a common shape of prokaryotes a Spheres b Rods c Spuab d Cubes 11 What is the main function of flagella a The flagella helps bacteria eat b The flagella helps bacteria breathe c The flagella helps bacteria move d The flagella helps bacteria sleep 12 How often can prokaryotic cells reproduce a Every 13 hours b Every 36 hours c Every 16 hours d Every 45 hours 13 What factors does not contribute to prokaryotes genetic variation a Rapid reproduction b Mutation c Genetic recombination d Transduction 14 TF n bacteria DNA transfer is two ways a True b False 15 Which of the following prokaryote categories produces its own energy a Phototrophs b Autotrophs c Chemotrophs d Heterotrophs 16 Which of the following requires 02 for cellular respiration a Obligate aerobes b Obligate anaerobes c Facultative aerobes d Facultative anaerobes 17 18 19 20 21 22 23 24 25 Which of the following is not considered proteobacteria a Photoautotrophs b Chemoautotrophs c Autotrophs d Heterotrophs Which of the following terms describes bacteria that gives a positive result when tested with the gram stain a Gram positive bacteria b Gram negative bacteria c Positive gram stain d Positive bacteria Which of the following describes the bacteria that lives in very salty conditions a Methanogens b Extremeophiles c Extreme halophiles d Extreme thermophiles Which of the following describes when one organism benefits while neither harming nor helping the other in any significant way a Mutualism b Commensalism c Parasitism d Mutual benefiting Pathogens are a Germs b Diseases c Sickness d Parasites than cause disease TF Most eukaryotes are singlecelled organisms a True b False Which Which of the following is the largest and most complex algae a Brown algae b Green algae c Red algae d Black algae Which of the following did land plants descend from a Brown algae b Green algae c Red algae d Black algae Which of the following is not a role that a protist can play in their habitat a Symbiont b Producer c Parasite d Consumer 26 What do we define plants as a Plants b Botany c Embryophytes d Sporophytes 27 Where is the diploid embryo located a Tissue of female gametophyte b Tissue of male gametophyte c Tissue of female sporophyte d Tissue of male sporophyte 28 Gametes are produces within organs called what a Embryos b Gametangia c Gametophyte d Antheridia 29 Which of the following are known as the flowering plants a Vascular plants b Lycophytes c Gymnosperms d Angiosperms 30 Which part of the plant enables the plant to absorb water and nutrients from the soil a Leaves b Stem c Roots d Fruit SDP NFDSJ1PP NP WNNNNNNNNNNI I I I I I I I I H PPWNP P PWNHPPWNP P PWF E P OUOgtOUWgtgtUWOgtOgtWWUgtOUOgtUgtWDUgtO Biology 102 Practice Test 2 Answer Key
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