单项选择题

Before DNA fingerprinting is used, suspects ______.

A．would have to leave their fingerprints for further investigations
B．could easily escape conviction of guilt
C．would have to submit evidence for their innocence
D．could be convicted of guilt as well
<上一题 目录 下一题>
热门 试题

单项选择题
To geneticists like Lewontin and Hartl, the current method ______.
A．is not so convincing as to exclude the likelihood that two DNA samples can never come from two individuals
B．is beyond dispute because two individuals of the same ethnic group are likely to have the same DNA pattern
C．is not based on adequate scientific theory of genetics
D．is theoretically contradictory to what they have been studying
单项选择题
The attitude of the Federal Bureau of Investigation shows that ______.
A．enough data are yet to be collected from various ethnic groups to confirm the unlikelihood of two DNA samples coming from two individual members
B．enough data of DNA samples should be collected to confirm that only DNA samples from the same person can match
C．enough data are yet to be collected from various ethnic groups to determine the likelihood of two different DNA samples coming from the same person
D．additional samples from various ethnic groups should be collected to determine that two DNA samples are unlikely to come from the same person
相关试题