serious concerns voiced about experiments involving the brain, the potential fertilization of human eggs or sperm in an animal, and giving animals human characteristics such as facial features or speech
Scientific experiments that insert human genes or cells into animals need new rules to ensure they are ethically acceptable and do not lead to the creation of "monsters
via newsdaily.com
Extreme scenarios, such as putting brain cells into primates to create talking apes,
Genetically engineered hybrid mice containing human DNA are already a mainstay of research.
Chinese scientists have already introduced human stem cells into goat fetuses and U.S. researchers have studied the idea of creating a mouse with human brain cells
there were three areas of particular concern. "Where people begin to worry is when you get
to the brain,
to the germ (reproductive) cells,
and to the sort of central features that help us recognize what is a person, like skin texture, facial shape and speech,
If you come home and your parrot says 'Who's a pretty boy?' that's one thing. But if your monkey says it that's something else,"
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