首页/ 题库 / [名词解释题]接合生殖的答案

接合生殖

名词解释题
2021-08-30 09:15
查看答案

正确答案

是草履虫等纤毛虫所特有的一种有性生殖方式。接合生殖时,两草履虫口沟部分互相粘合,该部分表膜逐渐溶解,细胞质相互连通,两草履虫相互交换小核,此过程相当于受精作用。此后两虫体分开,经分裂,最后各形成四个新的草履虫。


试题解析

相关题目
boost的意思是:help or encourage to increase or improve
eloquent的意思是:fluent or persuasive in speaking or writing

A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.

接合生殖
biomembrane,or biological membrane (生物膜)
由于不同实验动物的生物学特性各不相同,不同种动物或同一种动物不同品系之间对同一实验处理可能产生(),因此,对实验动物生物学的研究是至关重要的基础性工作。
自由生活的原生动物的无性生殖方式一般有()、()、()。
Mainly east 3 or 4 partly cloudy to overcast occasional rain()slowly south moderate or good.
()any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local quarantine officer must be notified immediately.
Should any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local Quarantine Officer must be()immediately.
Masters are()solely responsible for all damages or accidents of whatever kind resulting from the navigating or handling of their vessels by day or by night.
If he is a common carrier,he is absolutely responsible to the owner of the goods carried ()any loss or damage to them unless caused by an Act of God or the Queen’s enemies,or the inherent vice in the goods themselves,or the negligence of the owner of the goods,or a general average sacrifice.
系统中雷达状态包括Unknown、Operational(or ON)、Failed(or OFF)、Detached。
Owners are to be responsible for loss of or damage to the goods or delay in delivery of the goods only in case the loss,damage or delay has been caused by the improper or negligent stowage of the goods.This means that().
The carrier is liable for loss of or damage to the goods or delay in delivery caused by fire,()the claimant proves that the fire arose from fault or neglect on the part of the carrier,his servants or agents.
Shutdown price(or point,or rule) 停业价格(或停业点、停业原则)
翻译:With Average or With Particular Average(WA or WPA)()
不属于原生动物的生殖方式的是()
()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().
广告位招租WX:84302438

免费的网站请分享给朋友吧