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Wednesday 12/2 homologous vs. analagous cloned 12/2/2020

Last updated over 5 years ago

32 Nsɛmmisa

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1.

What are the two vocab words from the reading? Insert answer on slide 99 of virtual notebook

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2.

What are two pieces of evidence from the first reading titled "GalAPAGoS: Where Ridge Meets Hotspot"? Insert answer on slide 100 of virtual notebook

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3.

After completing the hotspot Reading: What new ideas and evidence contribute to your model? Insert answer on slide 101 of virtual notebook

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27.

Describe how sharks and dolphins both developed streamlined bodies.

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28.

Claim?

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4.

In the image above, which pair represents a homology & which pair represents an analogy?

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5.

What is the definition of Homology?

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6.

What is the definition of analogy?

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7.

Define convergent evolution (click the link to see the definition):

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8.

What is a tetrapod?

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9.

What are the six types of bones found in all tetrapod legs?

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10.

What animal does this limb belong to?

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11.

What animal does this limb belong to?

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12.

What animal does this limb belong to?

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13.

What animal does this limb belong to?

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14.

What did the common ancestor of all modern tetrapods look like?

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15.

How long ago was it on Earth?

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16.

Why are the leaves of the gingko and the oak considered homologous?

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17.

Why are the wings of dragonflies and butterflies considered homologous?

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18.

Do the front teeth of beavers and the tusks of elephants look the same? Are these structures homologous? Why or why not?

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19.

Are octopus limbs and human limbs homologous? Why or why not?

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20.

What are similar structures called that developed independently?

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21.

Describe where the Smilodon and Thylacosmilus each got their saberteeth from.

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22.

Are the teeth of the Smilodon and Thylacosmilus homologous or analogous structures? How do you know?

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23.

What are two similarities between dolphins and sharks?

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24.

What are two differences between dolphins and sharks?

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25.

Are dolphins more closely related to humans or to sharks? How do you know?

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26.

What happens when two different, unrelated species face a similar problem?

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29.

Evidence?

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30.

Reasoning?

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31.

How do homologous structures provide evidence for evolution? Make sure to explain the role of natural selection and descent with modification in the formation of homologous structures.

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32.

How do analogous structures provide evidence for evolution? Make sure to explain the role of natural selection and descent with modification in the formation of analogous structures.