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Construct an explanation based on evidence that describes how genetic variations of traits in a population increase some individuals' probability of surviving and reproducing in a specific environment. MS-LS4-4
Vocabulary: population, gene pool, relative frequency, evolution, mutations, polygenic traits.
1. Watch the movie and answer the Edpuzzle questions.
e. When did Darwin publicly share his views of evolution?
f. Before Darwin, what did most people in England believe about the natural world?
g. The most primitive forms of life known are . . . (finish the sentence)
a. True or False: Darwin was the first scientist to propose the concept of evolution.?
b. How do trilobite fossils provide evidence of evolution?
c. How did the early evolutionist Lamarck explain giraffes’ long necks?
d. Darwin recognized ____the differences between individual members of species. He suggested that through the process of _____, individuals tend to pass on _____to future generations.
2 Play the Evolution in Action game and describe what happens when the environment (color) changes? Were you animals able to evolve? Why or Why not?
3. Watch the movie and answer the Edpuzzle questions.
environment?
Animation: Change over Time
What did you learn from the video?
a. What is the order of the mitosis in the demonstration?
4. Watch the movie and answer the Edpuzzle questions.
5. Smithsonian: Brains
a. As early humans faced new environmental challenges and evolved bigger bodies, they evolved _____________.
b. What was the big advantage of early humans?
c. When did the brain and body size of humans increase?
6. Explore the "human evolution" interactive and answer the following questions:
a. How many years ago were human-like species first thought to appear on Earth?
b. Name 3 different types of humanoid fossils.
c. Explain how each humanoid you picked is different and similar to today's humans.
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