真核生物细胞分裂的一般过程是:( ) -题库考试答案搜索网

真核生物细胞分裂的一般过程是:( )

单选题

2021-09-01 23:23

A、1N---减数分裂---2N----受精---1N
B、2N---减数分裂---1N----受精--2N
C、1N---有丝分裂---2N----受精---1N
D、2N---有丝分裂---1N----受精---2N

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正确答案

B

试题解析

标签：青书学堂内蒙古农业大学园林植物遗传育种学

感兴趣题目

真核生物与原核生物在细胞核结构上有何不同？哪些微生物属于真核生物？

（）shall be liable for loss of and damage to the Vessel and／or goods arising or resulting from inaccuracies in stating the description，quantity，weight，measurement or contents.

Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

The （） is used for hauling in or letting out the wires or ropes.

Vessels must be（）valid certificate of nationality or certificated of registry or license.

When loading or discharging dry mud or cement，crew members should use goggles and（）.

Effects which are dutiable or subject to prohibitions or restrictions should be declared in （）.

（）are liable to be stoten, pilfered or may damaged due to improper handing or stowage.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

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