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【单选题】
我国颁布的互联网和信息系统安全保护等有关的法规，规范了从业人员的行为。对从业人员行为的要求中，不包括()。A.
应符合社会普遍公认的准则，努力服务于社会，不对社会造成破坏
B.
不应损害集体利益，要为集体作出应有的贡献
C.
规范个人行为，应具有正义感和道德感
D.
规范网络用语，不生造词汇，保护传统文化
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举一反三
【单选题】In prokaryotic cells the DNA is ______.
A.
found in the nucleus
B.
organized into a number of discrete chromosomes
C.
condensed into an unbounded area called the nucleoid
D.
condensed into nucleoli
E.
enclosed in a nuclear envelope
【单选题】Which is a feature of all prokaryotic cells?
A.
absence of cell surface membrane
B.
division by mitosis
C.
presence of cellulose cell wall
D.
presence of ribosomes
【单选题】Unlike eukaryotic cells, prokaryotic cells ____________________.
A.
do not have a plasma or cell membrane
B.
have chromosomes in their nucleus
C.
do not have a nucleus
D.
contain membrane-bound organelles
E.
all of the above are correct choices
【单选题】In prokaryotic cells the DNA is _____
A.
found in the nucleus
B.
organized into a number of discrete chromosomes
C.
condensed into nucleoli
D.
condensed into an unbounded area called the nucleoid
E.
enclosed in a nuclear envelope
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