Chapter 10 Review Game

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Chapter 10 Review Game

• March 27, 2013

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A ______ is a trace of a long-dead organism.

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fossil
3
The study of the geographical distribution of
fossils and living organisms is ________.

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biogeography
4
______ is the change in populations of organisms
over generations

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evolution
5
__________ is the idea that organisms best suited
to their environment reproduce more successfully
than other organisms

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Natural selection
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Darwin published a book on evolution called
____________.

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On the Origin of Species
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________ (3 word phrase) means the newer forms
appearing in the fossil record are actually the
modified descendants of older species organisms
change over generations

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Descent with modification
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__________ are similar features that originated
in a common ancestor they may not have the same
function

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Homologous structures
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_______ are structures that serve identical
functions and look somewhat alike, but do not
share a recent common ancestor (the features
evolved independently of each other)

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Analogous structures
10
_________ seem to serve no useful function, but
were useful to an ancestor of that organism

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Vestigial structure
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Give one example of a vestigial structure

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Tailbone in humans, appendix in humans, pelvic
bone in whales, ostrich wings, pelvic bones in
snake
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Similarities in _______ development provide
evidence of a recent common ancestor.

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embryonic
13
List four sources of evidence Darwin used to
form his theory

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Fossils, geography, embryology, and anatomy
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New alleles are made by ________ ________.

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Gene(tic) mutations
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A ________ is all the individuals of a species
that live in an area.

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population
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________ is the ability of a trait to be passed
down from one generation to the next.

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heritability
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_______ is the process of humans selecting
individuals with the traits they desire, and then
breed them to produce more individuals with those
traits.

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Artificial selection
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Thomas Malthus had what idea?What does this idea
have to do with Darwin?

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Resources such as food, water, and shelter limit
human population growth Darwin proposed that a
similar struggle for survival existed among all
organisms
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_______ are members of the same group because
they can interbreed and produce fertile offspring.

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species
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What is an additional source of evidence for
evolution that was discovered after Darwins time?

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DNA evidence (molecular evidence)
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What is one reason the fossil record is
considered incomplete?

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1. Fossils have not been looked for in many areas
of the world 2. most organisms do not form
fossils when they die
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Organisms having very similar DNA indicates that
those organisms share a _______ _______ (or are
closely related).

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Common ancestor
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Physical similarities do not always mean that two
organisms are ______ _______.

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Closely related
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A _______ is a feature that allows an organism to
survive better in its environment.

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adaptation
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Which islands did Darwin visit off of the coast
of South America?

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Galapagos
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What is the name of the ship Darwin used for his
travels?

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HMS Beagle
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THE END!!!!

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