en CR Unit 3 Crossword: Evolution and Natural Selection 24 success: When an organism survives and has many offspring in its lifetime. acquired: When a trait appears in an organism in their lifetime. Lamarck: The scientist who thought acquired traits could be passed down. Lyell: Geologist who determine the earth to be 4 billion years old. Wallace: Indo-pacific scientist that encouraged Darwin to publish. Species: Organisms are members of the same _____ if they can reproduce to create fertile offspring. Allopatric: Type of speciation that occurs due to a geographical barrier. Sympatric: Type of speciation that occurs as a result of behavior. Fitness: How many of an organisms' offspring go on to reproduce. Beagle: Charles Darwin sailed on the HMS _____________. Finches: Galapagos island __________ have differently shaped beaks. tortoises: Lonesome george was the last living member of this group of organisms. Galapagos: The islands of Ecuador inspired the discovery of patterns among organisms. Mutation: A random change in the DNA of an individual. Heritable: This is what it is called when genes are passed from parents to offspring through DNA. Color: What was the only difference between the blue and pink strings (or pom poms). Origin: Darwin published his theory in a book titled, On the ________ of species. artificial: Selection done by humans intentionally is called ___________ selection. adaptation: characteristic that allows an organism to survive and reproduce. natural selection: the process by which helpful traits become more common in a population. evolution: Change in species over time. billion: According the recent research, the Earth is four _______ years old. variation: In order for natural selection to occur, the population must be diverse with __________. competition: When there is not enough food to go around for the whole population. overproduction: when organisms have more babies born than can survive. theory: Highly supported and researched idea that all have come to accept.

Unit 3 Crossword: Evolution and Natural Selection

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Across:

3.	Charles Darwin sailed on the HMS _____________.
6.	According the recent research, the Earth is four _______ years old.
8.	Type of speciation that occurs due to a geographical barrier.
10.	The islands of Ecuador inspired the discovery of patterns among organisms.
11.	Organisms are members of the same _____ if they can reproduce to create fertile offspring.
12.	Lonesome george was the last living member of this group of organisms.
14.	Indo-pacific scientist that encouraged Darwin to publish.
18.	Galapagos island __________ have differently shaped beaks.
20.	In order for natural selection to occur, the population must be diverse with __________.
21.	What was the only difference between the blue and pink strings (or pom poms).
22.	When a trait appears in an organism in their lifetime.
23.	Darwin published his theory in a book titled, On the ________ of species.

Down:

1.	This is what it is called when genes are passed from parents to offspring through DNA.
2.	How many of an organisms' offspring go on to reproduce.
4.	Change in species over time.
5.	Type of speciation that occurs as a result of behavior.
7.	the process by which helpful traits become more common in a population.
9.	Geologist who determine the earth to be 4 billion years old.
12.	Highly supported and researched idea that all have come to accept.
13.	When an organism survives and has many offspring in its lifetime.
15.	characteristic that allows an organism to survive and reproduce.
16.	The scientist who thought acquired traits could be passed down.
17.	Selection done by humans intentionally is called ___________ selection.
19.	When there is not enough food to go around for the whole population.

Unit 3 Crossword: Evolution and Natural Selection

Across:

3.	Charles Darwin sailed on the HMS _____________.
6.	According the recent research, the Earth is four _______ years old.
8.	Type of speciation that occurs due to a geographical barrier.
10.	The islands of Ecuador inspired the discovery of patterns among organisms.
11.	Organisms are members of the same _____ if they can reproduce to create fertile offspring.
12.	Lonesome george was the last living member of this group of organisms.
14.	Indo-pacific scientist that encouraged Darwin to publish.
18.	Galapagos island __________ have differently shaped beaks.
20.	In order for natural selection to occur, the population must be diverse with __________.
21.	What was the only difference between the blue and pink strings (or pom poms).
22.	When a trait appears in an organism in their lifetime.
23.	Darwin published his theory in a book titled, On the ________ of species.

Down:

1.	This is what it is called when genes are passed from parents to offspring through DNA.
2.	How many of an organisms' offspring go on to reproduce.
4.	Change in species over time.
5.	Type of speciation that occurs as a result of behavior.
7.	the process by which helpful traits become more common in a population.
9.	Geologist who determine the earth to be 4 billion years old.
12.	Highly supported and researched idea that all have come to accept.
13.	When an organism survives and has many offspring in its lifetime.
15.	characteristic that allows an organism to survive and reproduce.
16.	The scientist who thought acquired traits could be passed down.
17.	Selection done by humans intentionally is called ___________ selection.
19.	When there is not enough food to go around for the whole population.