Official 21 Lec 3
Question 6 of 6
What is the professor's attitude toward the result from medical research on snake venom proteins?

A.

She is enthusiastic about the drugs that have been tested to date.

B.

She is concerned about the side effects of drugs created from snake venom proteins.

C.

She doubts that the DNA database will be useful in developing new drugs.

D.

She thinks it is too early to tell how successful the research will be.

正确答案:D

显示答案
进入答题
00:00
00:00
隐藏原文

译文

精听文本