Mechanisms of Evolution
Presentation
•
Biology
•
9th Grade
•
Hard
James Gonzalez
FREE Resource
6 Slides • 4 Questions
1
Mechanisms
of
Evolution
Notes - write in your notebook!
Comprehension Questions
2
Big Picture Questions
Over many generations, consistent natural selection pressure will cause new adaptations to
emerge in populations.
In what ways are natural selection and adaptations related?
Evolutionary theory is a scientific explanation for the unity and diversity of life.
In what ways is scientific evidence used to explain the unity and
diversity of life?
3
Vocabulary
Definitions written on your choice board packet.
Evolution
Recombination
Gene Flow
Biodiversity
Genetic Drift
Fitness
Natural Selection
Speciation
Population
Migration
Gene Pool
4
Trace your
hand in
your notes
Title it: "5 Fingers of Evolution"
5
Take notes & draw a small picture for each "finger" of evolution as you watch this video
6
Multiple Choice
Imagine a gene mutation creates a new color of hair. According to Andersen, what will this do?
cause everyone to look the same
change the freqency in the gene pool
cause most hair colors to disappear
create a new species because of the disruption in the food web
nothing will happen
7
Multiple Choice
Which of the following causes of microevolution is represented by the middle finger?
small population
mutation
non-random mating
gene flow
8
Multiple Choice
Which of the following terms represents the movement of individuals into or out of an area?
natural selection
non-random dating
mutation
gene flow
adaptation
9
Multiple Choice
Which of the following is the only cause of microevolution that can lead to adaptations?
small population
non-random mating
mutations
gene flow
natural selection
10
Please turn your 'Five Fingers of Evolution' notes in--
this is a daily grade!
Mechanisms
of
Evolution
Notes - write in your notebook!
Comprehension Questions
Show answer
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