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2/3 & 2/4 - 7th Grade Agenda Collect: HW: Reading & Notetaking p. 111 – 114 Evolution Genetics Lab (Froguts program in the Computer Room) Text Book Reading: 234 – 240 HW: Reading & Notetaking p Reminder Procedure, Data Table, Graph & Results due 2/9 & 2/10 (15 Points)
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Reflection Prompt: Write 3 facts that you know about Evolution
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Who first proposed the Theory of Evolution?
Darwin
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What is Evolution? Gradual change in a species over time through a process of natural selection.
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Why would finches have different types of beaks?
Finches that ate insects had sharp, needlelike beaks Finches that ate seeds had strong wide beaks
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Why would iguanas have different color skins?
Because they need to adapt to different conditions. Green Iguanas live in the jungle and Marine Iguanas live on rocks.
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What is Natural Selection?
The process by which individuals that are better adapted to their environment are more likely to survive and reproduce than other members of the same species
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Which Beetle is most likely to survive?
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What are the factors that affect the process of natural selection?
Overproduction Competition Variations Selection
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When does a new species form?
A new species can form when a group of individuals remains separated from the rest of its species long enough to evolve different traits.
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Did humans evolve from chimpanzees?
NO Humans did not evolve from chimpanzees. Humans and chimpanzees are evolutionary cousins and share a recent common ancestor that was neither chimpanzee nor human. Humans are not "higher" or "more evolved" than other living lineages.
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Can evolution be described as a tree or a ladder?
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