The Breast Muscle of a Wild Duck Is Dark,while That

question 3

Multiple Choice

The breast muscle of a wild duck is dark,while that of a domesticated chicken is white.What would be true of breast muscle in a wild duck?

• A) predominately fast-twitch muscles with abundant capillaries and mitochondria
• B) predominately fast-twitch muscles with few capillaries or mitochondria
• C) predominately slow-twitch muscles with abundant capillaries and mitochondria
• D) predominately slow-twitch muscles with few capillaries or mitochondria
• E) None of the answer choices is correct.

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