POB EXAM 3 UARK SHADWICK
Biological0Evolution0-0ans✔organisms0change0over0time
Darwin0-
0ans✔Theory0of0Natural0Selection0(short0necked0giraffes0die0and0therefore,0don't0repr
oduce)
Lamarck0-
0ans✔Inheritance0of0Acquired0Characteristics0(giraffes0stretch0their0necks0to0reach0foo
d0and0then0their0offspring0are0born0with0the0longer0neck)
Evidence0of0Evolution0-
0ans✔Fossils,0Transitional0Forms,0Analogous0Structures,0Homologous0Structures,0Ves
tigial0Structures
Fossils0-0ans✔hard0body0parts,0embedded0in0sedimentary0rock,0deposited0in0Strata
Mold0-0ans✔air0space0remains
Cast0-0ans✔Silica0fills0space
Transitional0Form0-0ans✔Whale:0reduced0hind0limbs0and0pelvic0bones
Analogous0Structure0-
0ans✔evolved0separately0but0have0similar0functions0ex.0human0and0octopi0eyes
Homologous0Structure0-
0ans✔similar0structure0but0have0different0functions0ex.0arm,0cat,0whale,0bat
biochemical0evidence0of0evolution0-0ans✔DNA,0ATP,0enzymes0are0universal
Genetic0Code0evidence0of0evolution0-
0ans✔RNA0to0amino0acid0triplets0are0universal,0many0genes0are0shared0by0all0organis
ms
Microevolution0-0ans✔change0in0allele0frequency0in0a0population0over0time
, who0evolves0-0ans✔populations
Hardy0Weinberg0Equilibrium0-
0ans✔No0mutations,0No0genetic0drift,0No0gene0flow,0No0natural0selection,0Random0Ma
ting
Mutation0-
0ans✔cause0allele0frequency0in0a0populations,0only0source0of0variation,0random0event
s
Genetic0Drift0-
0ans✔causes0allele0frequency0to0fluctuate;0greater0in0smaller0populations
Bottleneck0Effect0-
0ans✔catastrophe0kills0large0amount0of0people,0loss0of0genetic0diversity;0recessive0all
eles0become0more0present
Gene0Flow0-
0ans✔movement0of0alleles0between0populations;0mixes0genetic0diversity0in0a0populatio
ns;0makes0two0pools0or0more0similar0populations0similar
Random0Mating0-
0ans✔individuals0do0not0choose0mates,0never0observed0in0natural0population
Natural0Selection0-0ans✔heritable0variation,0over-
reproduction0causes0competition0and0differ0in0reproductive0success0and0fitness,0Adapt
ation
Natural0Selection:0Stabilizing0Selection0-0ans✔select0against0extremes
Natural0Selection:0Directional0selection0-0ans✔one0extreme0is0favored
Natural0Selection:0Disruptive0Selection0-0ans✔both0extremes0favored
Macroevolution0-0ans✔speciation0and0divergence0of0life
Speciation0-0ans✔group0of0organisms0capable0of0interbreeding
Habitat0Isolation0-0ans✔Pre0zygotic;0Same0environment,0different0niche
Temporal0Isolation0-0ans✔Pre0zygotic;0mate0at0different0seasons0ex.0skunks
Behavioral0Isolation0-0ans✔Pre0Zygotic;0courtship;0blue0footed0booby,0masked0booby
Mechanical0Isolation0-0ans✔mating;0genetals0do0not0match
Biological0Evolution0-0ans✔organisms0change0over0time
Darwin0-
0ans✔Theory0of0Natural0Selection0(short0necked0giraffes0die0and0therefore,0don't0repr
oduce)
Lamarck0-
0ans✔Inheritance0of0Acquired0Characteristics0(giraffes0stretch0their0necks0to0reach0foo
d0and0then0their0offspring0are0born0with0the0longer0neck)
Evidence0of0Evolution0-
0ans✔Fossils,0Transitional0Forms,0Analogous0Structures,0Homologous0Structures,0Ves
tigial0Structures
Fossils0-0ans✔hard0body0parts,0embedded0in0sedimentary0rock,0deposited0in0Strata
Mold0-0ans✔air0space0remains
Cast0-0ans✔Silica0fills0space
Transitional0Form0-0ans✔Whale:0reduced0hind0limbs0and0pelvic0bones
Analogous0Structure0-
0ans✔evolved0separately0but0have0similar0functions0ex.0human0and0octopi0eyes
Homologous0Structure0-
0ans✔similar0structure0but0have0different0functions0ex.0arm,0cat,0whale,0bat
biochemical0evidence0of0evolution0-0ans✔DNA,0ATP,0enzymes0are0universal
Genetic0Code0evidence0of0evolution0-
0ans✔RNA0to0amino0acid0triplets0are0universal,0many0genes0are0shared0by0all0organis
ms
Microevolution0-0ans✔change0in0allele0frequency0in0a0population0over0time
, who0evolves0-0ans✔populations
Hardy0Weinberg0Equilibrium0-
0ans✔No0mutations,0No0genetic0drift,0No0gene0flow,0No0natural0selection,0Random0Ma
ting
Mutation0-
0ans✔cause0allele0frequency0in0a0populations,0only0source0of0variation,0random0event
s
Genetic0Drift0-
0ans✔causes0allele0frequency0to0fluctuate;0greater0in0smaller0populations
Bottleneck0Effect0-
0ans✔catastrophe0kills0large0amount0of0people,0loss0of0genetic0diversity;0recessive0all
eles0become0more0present
Gene0Flow0-
0ans✔movement0of0alleles0between0populations;0mixes0genetic0diversity0in0a0populatio
ns;0makes0two0pools0or0more0similar0populations0similar
Random0Mating0-
0ans✔individuals0do0not0choose0mates,0never0observed0in0natural0population
Natural0Selection0-0ans✔heritable0variation,0over-
reproduction0causes0competition0and0differ0in0reproductive0success0and0fitness,0Adapt
ation
Natural0Selection:0Stabilizing0Selection0-0ans✔select0against0extremes
Natural0Selection:0Directional0selection0-0ans✔one0extreme0is0favored
Natural0Selection:0Disruptive0Selection0-0ans✔both0extremes0favored
Macroevolution0-0ans✔speciation0and0divergence0of0life
Speciation0-0ans✔group0of0organisms0capable0of0interbreeding
Habitat0Isolation0-0ans✔Pre0zygotic;0Same0environment,0different0niche
Temporal0Isolation0-0ans✔Pre0zygotic;0mate0at0different0seasons0ex.0skunks
Behavioral0Isolation0-0ans✔Pre0Zygotic;0courtship;0blue0footed0booby,0masked0booby
Mechanical0Isolation0-0ans✔mating;0genetals0do0not0match
