2. For some parents, choosing physical traits is important. They would like to be able to determine their children's height, or------ ability.
3. It might also be possible for parents to determine their child's-----. Some parents will probably want their children to be gifted. Others will be happier with children of average intelligence
4. People are starting to ask some very difficult questions about genetic engineering. Genetic engineering -----some complex questions.
5. The technology to determine the gender of the fetus already exists. Some people worry that if too many parents choose one gender, there will be a ----of the other gender.
6. Many people in the United States think that there is nothing wrong with using genetic engineering to design children with desirable traits. They think that this use of genetic engineering is ----
7. In the future, parents will probably be able to choose certain traits for their children. The physical traits that the parents choose will have an effect on their child's ----
8. One scientist believes that we will be able to design people who have both human and animal traits. He doesn't think we will be ------to just human traits that there are genes
9. Although some scientists are -----for almost all traits, others disagree. They don't think that genes control complex personality traits or intellect.
10. Some people are concerned that using genetic engineering to design the perfect child will----- a society in which rich children have genetic ----over poor children. 11They worry that the use of genetic engineering to design babies could change the definition of what a human being is---. they worry that genetic engineering will have a negative effect on