问题
单项选择题
铁缺乏时，供给骨髓造血用的铁是
A．血红蛋白铁
B．运转中的铁
C．易变池铁
D．贮存铁
答案
参考答案：D
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铁缺乏时，供给骨髓造血用的铁是
A．血红蛋白铁
B．运转中的铁
C．易变池铁
D．贮存铁
参考答案：D
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