The author suggests that the discussion about food security should stress______.
A．promoting a healthy and humane lifestyle
B．reducing the consumption of animal products
C．advancing the globalization of economy
D．redefining our priorities and pursuing goals

未分类题The author tends to think that the path to novel ideas lies in______.A．critical thinkingB．cooperation with othersC．independent endeavorD．ambitious goals

未分类题Scientists interest in three-parent children conies from the desire of eliminating______.A．a rare and life-threatening inherited diseaseB．a huge number of rarely-occurring inherited diseasesC．the genetic influence from unhealthy parentsD．mutations in the nuclear DNA

未分类题Which of the following statements about mitochondrial transplantation is true?A．It has been adopted as a medical procedure.B．It has been proved scientifically feasible.C．It is currently regarded as an illegal act.D．It involves artificial DNA modification.

未分类题What is the authors attitude towards the public 'uggh!' factor?

未分类题Why does the writer say 'You might be forgiven for thinking that...'?A．Solving the mystery of sleeping and waking requires new insights.B．Most of the other things people do regularly are biologically straightforward.C．The problem sounds rather grand.D．We still lack for progress though we've spent much more time studying it.