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Evolution Review. 1. Shells, bones, insects trapped in sap, or traces of dead organisms are examples of?. Homologus structures Vestigial structures Fossils adaptations. 1. Shells, bones, insects trapped in sap, or traces of dead organisms are examples of?. Homologus structures

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Evolution Review


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1 shells bones insects trapped in sap or traces of dead organisms are examples of
1. Shells, bones, insects trapped in sap, or traces of dead organisms are examples of?
  • Homologus structures
  • Vestigial structures
  • Fossils
  • adaptations
1 shells bones insects trapped in sap or traces of dead organisms are examples of3
1. Shells, bones, insects trapped in sap, or traces of dead organisms are examples of?
  • Homologus structures
  • Vestigial structures
  • Fossils
  • adaptations
2 fossils may form when
2. Fossils may form when….?

A) an animal is buried in mud, tar pits, on the ocean floor, or in swamps

B) an animal is buried by sediment

C) an animal dies and decomposes

D) A and B

2 fossils may form when5
2. Fossils may form when….?

A) an animal is buried in mud, tar pits, on the ocean floor, or in swamps

B) an animal is buried by sediment

C) an animal dies and decomposes

D) A and B

3 darwin made observations of organisms on
3. Darwin made observations of organisms on…?
  • Hawaiian islands
  • Galapagos Islands
  • Caribbean Islands
  • British Isles
3 darwin made observations of organisms on7
3. Darwin made observations of organisms on…?
  • Hawaiian islands
  • Galapagos Islands
  • Caribbean Islands
  • British Isles
slide8
4. Darwin observed differences in beak shapes in species of finches. He concluded that these species probably had

A) a common ancestor

B) had migrated from Europe

C) had descended from similar birds in Europe

D) ate the same diet

slide9
4. Darwin observed differences in beak shapes in species of finches. He concluded that these species probably had

A) a common ancestor

B) had migrated from Europe

C) had descended from similar birds in Europe

D) ate the same diet

5 adaptation
5. Adaptation
  • is the process by which a population becomes better suited to its environment

B) is a measure of an individual’s hereditary contribution to the next generation

C) results from barriers to successful breeding between population groups in the same area

D) is a short term process in which physiological changes take place in a single being in its own lifetime

5 adaptation11
5. Adaptation
  • is the process by which a population becomes better suited to its environment

B) is a measure of an individual’s hereditary contribution to the next generation

C) results from barriers to successful breeding between population groups in the same area

D) is a short term process in which physiological changes take place in a single being in its own lifetime

6 darwin proposed that evolution occurs
6.Darwin proposed that evolution occurs

A) during half-life periods of 5,715 years

B) because of natural selection

C) because of geological change

D) only through artificial selection

6 darwin proposed that evolution occurs13
6.Darwin proposed that evolution occurs

A) during half-life periods of 5,715 years

B) because of natural selection

C) because of geological change

D) only through artificial selection

7 a main idea in darwin s origin of species was
7. A main idea in Darwin’s origin of species was

A) species change drastically and quickly

B) species change over time and never compete with each other

C) species may change in small ways but cannot give rise to new species

D) species change over time by natural

selection

7 a main idea in darwin s origin of species was15
7. A main idea in Darwin’s origin of species was

A) species change drastically and quickly

B) species change over time and never compete with each other

C) species may change in small ways but cannot give rise to new species

D) species change over time by natural

selection

slide16

8.The process by which organisms with traits well suited to the environment survive and reproduce more successfully than organisms less suited to the environment is ?

A) adaptation

B) natural selection

C) genetic drift

D) reproductive isolation

slide17

8.The process by which organisms with traits well suited to the environment survive and reproduce more successfully than organisms less suited to the environment is ?

A) adaptation

B) natural selection

C) genetic drift

D) reproductive isolation

9 for natural selection to occur there must be
9. For natural selection to occur there must be ?

A) Competition for unlimited resources

B) Geographical isolation

C) Genetic variation in species

D) Stable environments

9 for natural selection to occur there must be19
9. For natural selection to occur there must be ?

A) Competition for unlimited resources

B) Geographical isolation

C) Genetic variation in species

D) Stable environments

10 increased competition is a likely result of
10. Increased competition is a likely result of ?

A) plentiful resources and a small population

B) variation within a population

C) scarcity of resources and a growing population

D) Gene flow

10 increased competition is a likely result of21
10. Increased competition is a likely result of ?

A) plentiful resources and a small population

B) variation within a population

C) scarcity of resources and a growing population

D) Gene flow

11 because natural resources are limited all organisms
11. Because natural resources are limited, all organisms

A) display homologous structures

B) must migrate to new habitats

C) will overproduce offspring

D) must compete for resources

11 because natural resources are limited all organisms23
11. Because natural resources are limited, all organisms

A) display homologous structures

B) must migrate to new habitats

C) will overproduce offspring

D) must compete for resources

12 insufficient resources and a growing population is likely to result in
12. Insufficient resources and a growing population is likely to result in _______ ?
  • increased genetic variation

B) Increased competition

C) genetic equilibrium

D) convergent evolution

12 insufficient resources and a growing population is likely to result in25
12. Insufficient resources and a growing population is likely to result in _______ ?
  • increased genetic variation

B) increased competition

C) genetic equilibrium

D) convergent evolution

13 if you were to analyze the dna from these organisms you would find
13. If you were to analyze the DNA from these organisms you would find…?

A) they all have the same number of chromosomes

B) they all have the same number of bones

C) they have identical DNA

D) their nucleotide sequences show many similarities

13 if you were to analyze the dna from these organisms you would find28
13. If you were to analyze the DNA from these organisms you would find…?

A) they all have the same number of chromosomes

B) they all have the same number of bones

C) they have identical DNA

D) their nucleotide sequences show many similarities

14 the similarity of these structures is one form of evidence that these organisms
14. The similarity of these structures is one form of evidence that these organisms
  • all grow at different rates
  • are of the same species
  • evolved instantly
  • share a common ancestor
14 the similarity of these structures is one form of evidence that these organisms30
14. The similarity of these structures is one form of evidence that these organisms
  • all grow at different rates
  • are of the same species
  • evolved instantly
  • share a common ancestor
15 look at the bones labeled x in the above diagram they are known as
15. Look at the bones labeled “x” in the above diagram. They are known as?

A) fossil structures

B) vestigial structures

C) homologous structures

D) adaptive structures

15 look at the bones labeled x in the above diagram they are known as32
15. Look at the bones labeled “x” in the above diagram. They are known as?

A) fossil structures

B) vestigial structures

C) homologous structures

D) adaptive structures

16 structures in organisms that provide evidence that organisms shared a common ancestor
16. Structures in organisms that provide evidence that organisms shared a common ancestor

A) homologous structures

B) hybrid structures

C) vestigial structures

D) A and C

16 structures in organisms that provide evidence that organisms shared a common ancestor34
16. Structures in organisms that provide evidence that organisms shared a common ancestor

A) homologous structures

B) hybrid structures

C) vestigial structures

D) A and C

17 vestigial structures are
17. Vestigial structures are
  • anatomical structures that appear to be derived from a functional structure in an ancestor, but that currently do not serve an important function

B) are a result of harmful mutations

C) structures that have closely related functions but do not derive from the same ancestral species

D) the remains of traces of an organisms that died long ago

17 vestigial structures are36
17. Vestigial structures are
  • anatomical structures that appear to be derived from a functional structure in an ancestor, but that currently do not serve an important function

B) are a result of harmful mutations

C) structures that have closely related functions but do not derive from the same ancestral species

D) the remains of traces of an organisms that died long ago

slide37
18. The beak of a bird and the beak of a giant squid evolved independently and serve the same function. The beaks are ?

A) vestigial structures

B) hybrid structures

C) divergent structures

D) analogous structures

slide38
18. The beak of a bird and the beak of a giant squid evolved independently and serve the same function. The beaks are ?

A) vestigial structures

B) hybrid structures

C) divergent structures

D) analogous structures

slide39

19. If a scientist observes that the same blood protein is present in a group of species, he/she will assume that this provides evidence thatthese species

  • evolved in different habitats

B) descended from a different ancestor

C) evolved in the same habitat

D) descended from a common ancestor

slide40

19. If a scientist observes that the same blood protein is present in a group of species, he/she will assume that this provides evidence thatthese species

  • evolved in different habitats

B) descended from a different ancestor

C) evolved in the same habitat

D) descended from a common ancestor

20 research results concerning modern evolutionary theory support the idea s that
20. Research results concerning modern evolutionary theory support the idea(s) that

A) similarities in DNA will be found in closely related species

B) similarities in amino acid sequences will be found in closely related species

C) if species change over time, their genes should have changed

D) all of the above

20 research results concerning modern evolutionary theory support the idea s that42
20. Research results concerning modern evolutionary theory support the idea(s) that

A) similarities in DNA will be found in closely related species

B) similarities in amino acid sequences will be found in closely related species

C) if species change over time, their genes should have changed

D) all of the above

data for question 21
Data for question #21

Organism Number of cytochrome c amino acids

that differ from human cytochrome c amino acids

Chickens 18

Chimpanzees 0

Dogs 13

Rattlesnakes 20

Rhesus monkeys 1

Yeasts 56

21 which is of the following statements is not supported from the above data table
21.Which is of the following statements is not supported from the above data table?

A) rhesus monkeys are more closely related to humans than chickens

B) dogs are more closely related to humans than yeasts are

C) all of the proteins produces by humans and chimpanzees are identical

D) the cytochrome c of chimpanzees differs from that of the rhesus monkey by only one amino acid

21 which is of the following statements is not supported from the above data table45
21.Which is of the following statements is not supported from the above data table?

A) rhesus monkeys are more closely related to humans than chickens

B) dogs are more closely related to humans than yeasts are

C) all of the proteins produces by humans and chimpanzees are identical

D) the cytochrome c of chimpanzees differs from that of the rhesus monkey by only one amino acid

22 divergent evolution is pg 309
22. Divergent Evolution is (pg. 309)

A) the accumulation of differences between populations that once formed a single population

B) a measure of an individual’ hereditary contribution to the next generation

C) when 2 or more species have evolved adaptations to each others influence

D) the process by which different species evolve similar traits

22 divergent evolution is pg 30947
22. Divergent Evolution is (pg. 309)

A) the accumulation of differences between populations that once formed a single population

B) a measure of an individual’ hereditary contribution to the next generation

C) when 2 or more species have evolved adaptations to each others influence

D) the process by which different species evolve similar traits

23 a main idea in darwin s origin of species was
23. A main idea in Darwin’s origin of species was

A) species change drastically and quickly

B) species change over time and never compete with each other

C) species may change in small ways but cannot give rise to new species

D) species change over time by natural

selection

23 a main idea in darwin s origin of species was49
23. A main idea in Darwin’s origin of species was

A) species change drastically and quickly

B) species change over time and never compete with each other

C) species may change in small ways but cannot give rise to new species

D) species change over time by natural

selection

24 is the process by which different species evolve similar traits
24. ________is the process by which different species evolve similar traits
  • convergent evolution
  • divergent evolution

C) coevolution

D) artificial selection

24 is the process by which different species evolve similar traits51
24. ________is the process by which different species evolve similar traits
  • convergent evolution
  • divergent evolution

C) coevolution

D) artificial selection

25 coevolution
25. Coevolution

A) the idea that speciation occurs at a regular gradual rate

B) the phenomenon by which allele frequencies in a population change as a result of random events, or chance

C) The process of species formation

D) the process in which 2 or more species become more adapted over time to each other’s presence

25 coevolution53
25. Coevolution

A) the idea that speciation occurs at a regular gradual rate

B) the phenomenon by which allele frequencies in a population change as a result of random events, or chance

C) The process of species formation

D) the process in which 2 or more species become more adapted over time to each other’s presence

slide54

26. Over millions of years, some microbes have evolved to live within certain animals, while these animals have adapted to either benefit from or avoid microbes. Bacteria and animals have

A) coevolved

B) become parasites

C) crossbred

D) become competitive

slide55

26. Over millions of years, some microbes have evolved to live within certain animals, while these animals have adapted to either benefit from or avoid microbes. Bacteria and animals have

A) coevolved

B) become parasites

C) crossbred

D) become competitive

27 the similarity between sharks and dolphins is an example of
27. The similarity between sharks and dolphins is an example of

A) adaptations

B) convergent evolution

C) divergent evolution

D) coevolution

27 the similarity between sharks and dolphins is an example of58
27. The similarity between sharks and dolphins is an example of

A) adaptations

B) convergent evolution

C) divergent evolution

D) coevolution

28 variation in genotype is caused by
28. Variation in genotype is caused by

A) phenotypes changing more quickly than genotypes

B) recombination of genes as a result of sexual reproduction

C) mutations

D) Both B & C

28 variation in genotype is caused by60
28. Variation in genotype is caused by

A) phenotypes changing more quickly than genotypes

B) recombination of genes as a result of sexual reproduction

C) mutations

D) Both B & C

29 which one of the following is a population
29. Which one of the following is a population

A) squirrel and gophers, living in Corona, CA

B) magnolia trees in Whittier, CA

C) petunias and sunflowers in a park

D) 5 species of fish living in a pond

29 which one of the following is a population62
29. Which one of the following is a population

A) squirrel and gophers, living in Corona, CA

B) magnolia trees in Whittier, CA

C) petunias and sunflowers in a park

D) 5 species of fish living in a pond

slide63
30. The # of individuals with a particular phenotype divided by the total # in individuals in the population
  • Hardy- Weinberg equilibrium

B) genotype frequency

C) Phenotype frequency

D) Allele frequency

slide64
30. The # of individuals with a particular phenotype divided by the total # in individuals in the population
  • Hardy- Weinberg equilibrium

B) genotype frequency

C) Phenotype frequency

D) Allele frequency

32 for hardy weinberg genetic equilibrium to occur which of the following conditions is necessary
32. For Hardy Weinberg genetic equilibrium to occur which of the following conditions is necessary?

A) Infinitely large population

B) No individuals enter or leave population

C) No mutations occur

D) All of the above are required

32 for hardy weinberg genetic equilibrium to occur which of the following conditions is necessary68
32. For Hardy Weinberg genetic equilibrium to occur which of the following conditions is necessary?

A) Infinitely large population

B) No individuals enter or leave population

C) No mutations occur

D) All of the above are required

slide69
33. Actual proportions of homozygotes and heterozygotes differ from what Hardy-Weinberg predicts because of

A) Genetic drift within the population

B) The occurrence of mutations

C) Nonrandom mating among individuals

D) All of above

slide70
33. Actual proportions of homozygotes and heterozygotes differ from what Hardy-Weinberg predicts because of

A) Genetic drift within the population

B) The occurrence of mutations

C) Nonrandom mating among individuals

D) All of above

34 natural selection acts
34. Natural selection acts

A) on phenotypes that are expressed

B) on all mutations

C) only on dominant alleles

D) on homozygous genotypes

34 natural selection acts72
34. Natural selection acts

A) on phenotypes that are expressed

B) on all mutations

C) only on dominant alleles

D) on homozygous genotypes

35 causes evolution to take place
35. ______ causes evolution to take place?

A) migration

B) nonrandom mating

C) genetic drift

D) all of the above

35 causes evolution to take place74
35. ______ causes evolution to take place?

A) migration

B) nonrandom mating

C) genetic drift

D) all of the above

36 is the movement of alleles into or out of a population due to migration
36. ______ is the movement of alleles into or out of a population due to migration

A) mutation

B) nonrandom mating

C) natural selection

D) gene flow

36 is the movement of alleles into or out of a population due to migration76
36. ______ is the movement of alleles into or out of a population due to migration

A) mutation

B) nonrandom mating

C) natural selection

D) gene flow

slide77
37. Which of the following is most susceptible to loss of genetic variability as a result of genetic drift?

A) small populations

B) populations that fluctuate in size

C) medium sized populations

D) large populations

slide78
37. Which of the following is most susceptible to loss of genetic variability as a result of genetic drift?

A) small populations

B) populations that fluctuate in size

C) medium sized populations

D) large populations

38 gene flow is
38. Gene flow is

A) movement of genes form one generation to the next

B) movement of genes within a population because of interbreeding

C) movement of genes from one population to another

D) exchange of genes during genetic recombination

38 gene flow is80
38. Gene flow is

A) movement of genes form one generation to the next

B) movement of genes within a population because of interbreeding

C) movement of genes from one population to another

D) exchange of genes during genetic recombination

39 directional selection
39. Directional selection

A) occurs when individuals with the average trait form of a trait have the highest fitness

B) is a change in frequency of a particular gene in one direction in a population

C) is when individuals at both extremes in a range of phenotypes have higher fitness

D) Favors intermediate phenotypes

39 directional selection82
39. Directional selection

A) occurs when individuals with the average trait form of a trait have the highest fitness

B) is a change in frequency of a particular gene in one direction in a population

C) is when individuals at both extremes in a range of phenotypes have higher fitness

D) Favors intermediate phenotypes

40 the type of selection that may eliminate intermediate phenotypes
40. The type of selection that may eliminate intermediate phenotypes?

A) Stabilizing Selection

B) Coevolution

C) Polygenic selection

D) Disruptive selection

40 the type of selection that may eliminate intermediate phenotypes84
40. The type of selection that may eliminate intermediate phenotypes?

A) Stabilizing Selection

B) Coevolution

C) Polygenic selection

D) Disruptive selection

41 one extreme in a range of phenotypes tends to be eliminated by
41. One extreme in a range of phenotypes tends to be eliminated by ?

A) Directional selection

B) Stabilizing selection

C) Convergent evolution

D) Chromosome drift

41 one extreme in a range of phenotypes tends to be eliminated by86
41. One extreme in a range of phenotypes tends to be eliminated by ?

A) Directional selection

B) Stabilizing selection

C) Convergent evolution

D) Chromosome drift

42 geographic isolation can cause speciation because
42. Geographic isolation can cause speciation because

A) populations that live in diff. environment may be exposed to different selection pressures

B) members of a species can no longer find mates

C) the biological concept of species defines individuals that do not interbreed as members of diff. species

D) all of the above

42 geographic isolation can cause speciation because88
42. Geographic isolation can cause speciation because

A) populations that live in diff. environment may be exposed to different selection pressures

B) members of a species can no longer find mates

C) the biological concept of species defines individuals that do not interbreed as members of diff. species

D) all of the above

43 is the hypothesis that evolution occurs at a slow constant rate
43. _____ is the hypothesis that evolution occurs at a slow constant rate.
  • slow motion

B) natural selection

C) gradualism

D) punctuated equilibrium

43 is the hypothesis that evolution occurs at a slow constant rate90
43. _____ is the hypothesis that evolution occurs at a slow constant rate.
  • slow motion

B) natural selection

C) gradualism

D) punctuated equilibrium

44 geographic isolation is different from reproductive isolation in that
44. Geographic isolation is different from reproductive isolation in that
  • geographic isolation never leads to speciation, whereas reproductive isolation sometimes does

B) reproductive isolation only occurs after fertilization, whereas geographic occurs before fertilization

C) members of 2 species in which reproductive isolation occurs never try to interbreed, whereas geographically isolated ones do

D) members of the same species are not physically separated in reproductive isolation, whereas they are in geographic isolation

44 geographic isolation is different from reproductive isolation in that92
44. Geographic isolation is different from reproductive isolation in that
  • geographic isolation never leads to speciation, whereas reproductive isolation sometimes does

B) reproductive isolation only occurs after fertilization, whereas geographic occurs before fertilization

C) members of 2 species in which reproductive isolation occurs never try to interbreed, whereas geographically isolated ones do

D) members of the same species are not physically separated in reproductive isolation, whereas they are in geographic isolation

45 is the hypothesis that evolution occurs at an irregular rate throughout geologic time
45. _________ is the hypothesis that evolution occurs at an irregular rate throughout geologic time
  • punctuated equilibrium

B) punctuated evolution

C) directional evolution

D) gradualism

45 is the hypothesis that evolution occurs at an irregular rate throughout geologic time94
45. _________ is the hypothesis that evolution occurs at an irregular rate throughout geologic time
  • punctuated equilibrium

B) punctuated evolution

C) directional evolution

D) gradualism