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【单选题】
关于红肌纤维,以下说法错误的是?A.
含肌原纤维较少，含线粒体和肌红蛋白较多，支配它的运动神经元较小
B.
周围毛细血管丰富，氧化酶活性较高，糖酵解酶活性较低
C.
是做高强度运动时的主要动力
D.
主要依靠有氧代谢供能，其收缩较慢、产生的张力较低
E.
也叫I型肌纤维、慢肌纤维或慢收缩氧化型纤维肌
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B.
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C.
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D.
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