Evolution of Dogs

Which statement can be made about this phylogeny?

• Species A, B, and C are extinct
• Species C & D shared a common ancestor more recently than B & D
• A.Species D will display the most advanced morphological characteristics.
• A.Species D is most closely related to Species A.

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NGSS.HS-LS4-1

Which of the following most closely resembles your cladogram?

• A
• B
• C
• D

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NGSS.HS-LS4-4

According to the molecular evidence shown in the cladogram, which statement is most true?

• Foxes and wolves are closely related
• A.Domestic dogs and wolves are as closely related to each other as they are to coyotes.
• A.Out of the canids tested, a Gray wolf is the most likely ancestor of the domestic dog.
• A.The domestic dog is the most evolved of the canids.

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NGSS.HS-LS4-1

NGSS.HS-LS4-2

NGSS.HS-LS4-4

What is fitness in the evolutionary sense?

• A.Being the strongest and most able to get food.
• Being able to survive and reproduce more successfully than others
• A.Being the most aggressive and fending off potential predators.
• A.Being the smartest and remembering where the best food resources are.

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NGSS.HS-LS4-2

NGSS.HS-LS4-4

What characteristic is being selected for in the ancestral wolf population under Hypothesis 2?

• A.Ability to interact with humans.
• A.Capability of eating human waste.
• A.Behaviors that lead to tolerance of humans being around.
• A.Inability to run away from humans.

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NGSS.HS-LS4-2

NGSS.HS-LS4-4

What did the first "dogs" give humans that is the most significant in evolutionary terms?

• A.An efficient garbage disposal.
• A.An affectionate pet.
• A.An early warning system that someone or something was approaching.