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Evolution Review Flashcards | StudBud
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Evolution Review
Evolution Review
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An #evolution review for
Flashcards
23 cards
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Practice quiz
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Questions
23
Answers
1
What do we call similar bone structures that indicate a link to a common ancestor?
Homologous Structures
Analogous Structures
Vestigial Structures
2
In studying common ancestry through embryology, what 2 characteristics are common in embryos?
gills and lungs
the shape of the ears and eyes
lungs and eyes
gills and tails
3
If there is no migration in a population,what else can cause a new variation in the population?
gene flow
genetic drift
mutations
natural selection
4
Leftover anatomical features from common ancestors that have no use are called...
Homologous Structures
Variations
Analogous Structures
Vestigial Structures
5
What is the term used to describe related species that evolve into 2 different species
Divergent Evolution
Parallel Evolution
Coevolution
Convergent evolution
6
What is Genetic drift?
Speciation due to organisms
1 & 3
Gradual changes in gene frequencies due to random events
The number of organisms per unit area.
7
What is convergent evolution?
when 2 different species evolve to look the same
when 1 species type branches off into 2 different species
when 2 species evolve to become 1 type of species
when 2 species evolve to look different
8
Which factors determine if 2 organisms are the same species?
Same DNA sequences
ability to produce offspring
ability to breed and produce offspring
DNA sequences & ability to breed & produce viable offspring
9
Who proposed the Theory of Evolution?
Jean Baptist Lamark
Charles Darwin
James Watson
Robert Hooke
10
Which molecules are used to study common ancestry in molecular biology?
Proteins and Lipids
Proteins and Carbohydrates
DNA sequences and amino acids
DNA sequences and Lipids
11
The process where 2 species become so dependent on each other to survive and breed is called?
Convergent Evolution
Divergent Evolution
Parallel Evolution
Coevolution
12
A characteristic that helps an organism survive and reproduce in its environment is called...
Adaptation
Variation
Homologous Structure
13
The gradual change in a species or population over a period of time is called..
Evolution
Adaptation
Genetics
14
What most likely happened to species that there are fossils of but have no living members?
They got abducted by aliens
They mutated
They became extinct
15
We are all humans but look slightly different due to...
variations caused by mutations and recombination
reproduction
fossils
replication
16
By studying fossils, scientists have developed a timeline of life on earth called...
Natural Selection
Relative Dating
Evolution
The fossil record
17
What is gene flow?
a mutation in the genes
migration of animals and their genes to another population
a random event wiping out certain animals
18
Which of these are evidence for evolution?
Color
Intelligence
location of species
Fossils
19
Define the term where organisms that are best adapted to their environment survive & reproduce.
Genetic Variation
Selective Breeding
Natural Selection
Artificial Selection
20
What is speciation?
2 species evolve to become the same
the way species are defined
1 species evolve to become 2 or more different species
the way species are growing
21
What are analogous structures?
same ancestors but different fucntion
different ancestors but same structures
same function but different structures
same structure but different function
22
Which of the following is not a mechanism of evolution?
artificial selection
gene flow
genetic drift
mutation and recombination
23
Similar bone structures in cats, humans, and whales suggest that...
They all fly
They all swim
They evolved from each other
They had similar ancestors
