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【单选题】
关于铁代谢,下列说法哪项是错误的A.
人体内的铁主要来源于食物
B.
能为人体吸收的三价
C.
女性铁丢失的主要形式：月经、哺乳及妊娠
D.
合成红细胞的铁主要来源于衰老的红细胞破坏释放铁的再利用
E.
人铁的贮存形式为含铁血红素和铁蛋白
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