The author's main purpose in writing this passage is to ______.
A: discuss the negative effects of patenting genes
B: face possible moral consequences of patenting genes
C: condemn the selfishness of researchers who patent genes
D: weigh the advantages and disadvantages of patenting genes
A: discuss the negative effects of patenting genes
B: face possible moral consequences of patenting genes
C: condemn the selfishness of researchers who patent genes
D: weigh the advantages and disadvantages of patenting genes
举一反三
- What effect does eating genetically modified foods have on your genes （） A: It could cause your own genes to mutate B: It could cause your own genes to absorb the excess genes C: It has no effect on your genes D: The effects on human genetics aren't known
- Constitutive genes are() A: genes that<br/>are expressed all the time. B: genes that<br/>are not expressed at all the time. C: genes that<br/>are expressed when needed. D: genes that<br/>are repressed.
- Which is correct about the red-green colorblind in humans? A: loss of L or M cone genes on the X chromosome B: gain of S cone genes on the X chromosome C: loss of L or M cone genes on the Y chromosome D: gain of S cone genes on the Y chromosome
- Translate the following sentences into Chinese.Just as some biological genes can regulate other genes, some of the software genes can switch other software genes on or off.
- The main idea of this article is about （）. A: unlocking genetic code B: the genes" discovery C: the great human genome D: the genes and the scientists