Chapter 21. 21·18–21·19 Evolutionary adaptations maximize oxygen delivery.

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You must read each slide, and complete any questions on the slide, in sequence.

Instructions

Check your understanding of concepts from 21·18–21·19 Evolutionary adaptations maximize oxygen delivery by answering the following questions.

Question 21.1

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Correct. (See section 21·19 Humans become acclimated to low-oxygen conditions.)
Incorrect. (See section 21·19 Humans become acclimated to low-oxygen conditions.)

Question 21.2

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Correct. (See section 21·19 Humans become acclimated to low-oxygen conditions.)
Incorrect. (See section 21·19 Humans become acclimated to low-oxygen conditions.)

Question 21.3

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Correct. (See section 21·18 Animals living at high elevations have special adaptations to the low-oxygen conditions.)
Incorrect. (See section 21·18 Animals living at high elevations have special adaptations to the low-oxygen conditions.)

Question 21.4

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Correct. (See section 21·18 Animals living at high elevations have special adaptations to the low-oxygen conditions.)
Incorrect. (See section 21·18 Animals living at high elevations have special adaptations to the low-oxygen conditions.)

Question 21.5

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Correct. (See section 21·18 Animals living at high elevations have special adaptations to the low-oxygen conditions.)
Incorrect. (See section 21·18 Animals living at high elevations have special adaptations to the low-oxygen conditions.)

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