本题目来源于试卷: Unity and Diversity A.4 Cell Structure，类别为 IB生物学
[单选题]
Which statement about eukarpobcax4 h 0ug52p x(5q/8ptmlyotic celm88/5ho b6otaj6ve al ls is correct?
A. Eukaryotic chromosomes are circular and the DNA is associated with histone proteins
B. Eukaryotic cells have looped DNA molecules which are not associated with proteins in the nucleus
C. Eukaryotic cells have linear DNA molecules associated with proteins
D. Eukaryotic cells have linear DNA molecules that are not associated with histone proteins
参考答案: C
本题详细解析:
The chromosomes of eukaryotes ntj45+/s mg.a*.sackuu;fc e86 ztv pare linear, and the DNA is coiled around histone proteins (Choice C). Choice A is incorrect because eukaryotic DNA molecules are not circular. Choice B is incorrect because eukaryotic cells do not have looped DNA in the nucleus. Choice u +6ts *ka8z 5p.cst4aue/nm ;gjcvf.D is incorrect because the linear DNA molecules in eukaryotic cells are coiled around histone proteins.
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