题目内容

Despite great strides in understanding stem cell biology, few stem cell–based therapeutics are as yet used in standard clinical practice.

A. 对
B. 错

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Significant concerns never exist about the ethical, social, & legal consequences of the use of stem cells in research & treatment.

A. 对
B. 错

Rushing new commercial stem cell products into the market entails considerations inherent to the ethics of using pharmaceuticals and medical devices.

A. 对
B. 错

While some scientists believe that ethical concerns are barriers to scientific progress, others are worried about the harms & seek new alternatives such as iPSCs which can address the issue of human dignity in the field of stem cell research.

A. 对
B. 错

Stem cell markets & tourism should not be controlled, regulated, & supervised.

A. 对
B. 错

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