A: 正确
B: 错误
举一反三
- All biodiversity is based on differences in genomic DNA content and composition.
- All of the following are true of the differences between DNA and RNA except:
- Men and women express gender communication differences in _________. A: content B: style C: structure D: all of the above
- 中国大学MOOC: Genomic imprinting and genetic anticipation both involve the inhibition of specific genes, or chromosomes, based on parental origin.
- The two main types of DNA libraries are[u] [/u]. A: Plasmid B: Genomic C: cDNA D: PCR
内容
- 0
与外国人交往时所需要的是宽容与差异意识。 A: Tolerance and awareness of differences are all that's needed in communicating with foreigners. B: Tolerance and awareness of differences are all that's needed in interacting with foreigners. C: Tolerance and awareness of differences are all that's needed in talking with foreigners. D: Tolerance and awareness of differences are all that's needed in interrupting with foreigners.
- 1
______ their differences, John and Mark remain good friends all their lives. A: But for B: For all C: Above all D: Except for
- 2
Ore can be divided into oxide ore and sulfide ore according to chemical composition. A: 正确 B: 错误
- 3
中国大学MOOC: Watch the video Ecosystem services and biodiversity and fill in the following mapping notes based on your notes on the background information. ①: ___________;【图片】
- 4
He wrote the best composition, _________ surprised all of us. A: that B: which C: it D: /