问题详情

Researchers conducted an experiment using freshly slaughtered ostriches to prove that
A．soft tissues pre-soaked in blood and put in saline solution won"t disappear.
B．reactive ions interact with organic tissues to form. abnormal chemical bonds.
C．iron from blood cells has great influence on the preservation of animal tissues.
D．proteins tied in knots are unrecognizable to bacterias that would consume them.请帮忙给出正确答案和分析，谢谢！