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 row correctly describes the DNA and chromosomes of b.6gskuc vs/x94iwn (n acterial cellll2i (wy81z s 6q5nrg6h8o1wjbh + kyas?
A. Shape is Looped;DNA with proteins is Yes;Number of chromosomes is More than one
B. Shape is Linear;DNA with proteins is Yes;Number of chromosomes is More than one
C. Shape is Looped;DNA with proteins is No;Number of chromosomes is One
D. Shape is Linear;DNA with proteins is No;Number of chromosomes is One
参考答案: C
本题详细解析:
Eubacteria have a single chromosome that is composed of DNA and is n n57t sppv- /clo)m.tqot associated with proteins (choice C). Choice A is incorrect because the DNA of prokaryotes is not associated with proteins and because prokaryotes only have one chromosome. Choice B is incorrect because prokaryotes do not have linear DNA, their DNA is not associated with proteins and they do not have mo.o/s-pv7c) t mtqpn 5lre than one chromosome. Choice D is incorrect because prokaryotic chromosomes are not linear.
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