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【单选题】

Chinese Chestnutis a member of the .

A.
beech Family
B.
Beech Family
C.
beech family
D.
Beech family
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参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【单选题】四环素的作用机制是( )

A.
抑制核糖体蛋白质的合成
B.
促进核糖体蛋白质的合成
C.
抑制细菌细胞壁的合成
D.
促进细菌细胞壁的合成

【单选题】Why didn’t Albert Lin dig up any artifacts in Mongolia? (Text 6B)

A.
It would have been disrespectful to do so.
B.
Digging them up probably would have destroyed them.
C.
Because they were located in burial sites.
D.
The team did not find any artifacts in the area

【单选题】Iodination of tyrosine residues during thyroid hormone synthesis occurs

A.
during synthesis of tyrosyl-tRNA
B.
co-translationally during translocation of thyroglobulin in the lumen of the endoplasmic reticulum
C.
after discharge of thyroglobulin into the follicular lumen
D.
within the lysosome during thyroglobulin degradation