Whether the flight muscles of bar-tailed godwits expected to be light or dark colored. Concept introduction: Dark meat has more myoglobin content that functions to store the oxygen in the muscles and important to fuel the activity. Apart from that, this dark muscle has higher content of saturated fat, which is a good source of energy.

Question

The bar-tailed godwits is a type of shorebird that makes an annual migration from Alaska to New Zealand and bank. The birds make each 11,500-kilometer (7,145-mile) trip by flying over the Pacific Ocean in about nine days, depending on weather, wind speed, and direction of uninterrupted, a feat that is comparable to a human running a nonstop seven-day marathon at 70 kilometer per hour (43.5 miles per hour). Would you expect the flight (breast) muscles of bar-tailed godwits to use mainly aerobic respiration or fermentation? Explain your answer.

Answer 1

Question

Chapter 7, Problem 3CT

Summary Introduction

To explain: Whether the flight muscles of bar-tailed godwits expected to be light or dark colored.

Concept introduction:

Dark meat has more myoglobin content that functions to store the oxygen in the muscles and important to fuel the activity. Apart from that, this dark muscle has higher content of saturated fat, which is a good source of energy.

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The bar-tailed godwits is a type of shorebird that makes an annual migration from Alaska to New Zealand and bank. The birds make each 11,500-kilometer (7,145-mile) trip by flying over the Pacific Ocean in about nine days, depending on weather, wind speed, and direction of uninterrupted, a feat that is comparable to a human running a nonstop seven-day marathon at 70 kilometer per hour (43.5 miles per hour). Would you expect the flight (breast) muscles of bar-tailed godwits to use mainly aerobic respiration or fermentation? Explain your answer.

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