共用题干 A company in Phoenix,Arizona,says that it can now clone your cat."Actually,"said Felix Lee,President of Twice Is Nice,Inc.,"you don't even have to wait until your beloved cat dies. (46)______."The price is steep.A clone of your cat will cost $50,000.First,(47)______.This is sent to TwIN,Inc.,where it is cultured to grow fresh new cells.These new cells are stored in liquid nitrogen until you notify TwIN,Inc.,that you are ready for the clone.(48)______.A cultured cell is implanted into a female cat that is in estrus,and(49)______,a kitten is born about 60 days later. The new kitten is weaned in about eight weeks.TwIN,Inc.delivers the kitten to you after it receives the remaining $25,000."We are a growing company,"said Lee."Our facility can handle about a dozen births a year now,but our goal is to produce about 50 kittens and 50 puppies a year."The company is currently experimenting with stray dogs.Some canine clones seem to be perfect,but some have been bizarre. Nevertheless,(50)______. _________(46)
A.At this time,you pay half the amount($25,000) B.if all goes well C.We already have clients whose clone lives with its donor D.your veterinarian must do a biopsy of your cat E.Many pet owners have benefited from cloning technology F.Lee believes that they will be successfully cloning dogs in about a year正确答案C
