【单选题】The human Y chromosome—the DNA chunk that makes a man a man—has lost so many genes over evolutionary time that some scientists have suspected it might disappear in 10 million years. But a new study sa...
A.
the human Y chromosome has stopped evolution.
B.
a man will no longer be a man in 10 million years.
C.
scientists are divided on the latest issue of Y chromosome.
D.
mathematical calculations are important in genetic studies.
【简答题】根据所听到的内容作答_____。 A)The mall agrees that the workload is heavy. B)The man won’t be able to go to the lab today. C)The man thinks the woman is being unfair. D)The man feels the assignment is reasonable.