【单选题】债券投资管理中的免疫法,主要运用了( )。
【单选题】下面关于教育对政治经济制度的影响的论述中,不正确的一项是
【单选题】下面关于教育对政治经济制度的影响的论述中,不正确的一项是( )。
【单选题】According to Dr. Collins, how to pr those patents?
A.
To stop clinical lab from doing diagnostic testing.
B.
To order government labs to make every new gene discovery public knowledge.
C.
To pass laws prohibiting private ownership of genome patents.
【单选题】According to the passage, if scientists could ________, the stem cells in the lab dishes would become a liver, a heart, a brain or a bone.
A.
work out the way to direct the cells
B.
count out the numbers of the cells
C.
kick out the stem cells
D.
discover the cells with microscope
【单选题】According to Charles Vacanti, when he grew bone cells in the lab for that machinist, he did not need_______ .
B.
the victim's bone cells
【单选题】According to the passage, growing lab meat is technically difficult because _________
A.
meat is a tissue not difficult to be made artificially
B.
it is too expensive to produce a single pound of lab meat
C.
different cell types play different roles in flavors and mouth-feels
D.
exact cell structure imitation is not essential to make the lab meat delicious