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缺失杂合体中,联会时形成()突起,但易与重复相混淆。必须:①参照染色体的正常长度;②染色粒和染色节的正常分布;③着丝点的正常位置。

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Your network consists of a single Active Directory domain. You have a domain controller named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). The DNS service is installed on Server1. Server1 contains only Active Directory-integrated zones. Zone transfers are disabled for all zones. You need to back up the DNS zones on Server1. What should you do?()

A. From a command prompt, run Nslookup.exe.
B. From Windows Backup, back up the system state.
C. From Windows Backup, back up %SystemRoot%\System32\DN
D. From the DNS snap-in, right-click Server1andthenclickExportList.

You work as an administrator at ABC.com. The ABC.com network consists of a single domain named ABC.com. All servers on the ABC.com network have Windows Server 2012 R2 installed. You have been instructed to make sure that a server, named ABC-SR07, is configured to be managed remotely from ABC-SR01 using Server Manager.Which of the following is not a valid option to take?()

A. You could access the server manager on ABC-SR01.
B. You could access the server manager on ABC-SR13.
C. You could run the %windir%\system32\Configure-SMRemoting.exe from n elevated command prompt on ABC-SR13.
D. You could run the Configure-SMRemoting.exe –enable cmdlet on ABC-SR01.

1889年,上海格致书院春季考试的一份答卷中,这样写道:“(某人)一千八百五十九年,特著一书论万物分种类之根源,并论万物强存弱灭之理……此谓天道自然之理。”文中的“天道自然之理”指的是()。

A. 日心说
B. 进化论
C. 经典力学
D. 相对论

集团公司《加强劳动合同管理办法》规定,员工首期劳动合同期满,必须对员工合同期内履行权利和义务情况进行考核,经考核合格并经双方协商一致后方可续签劳动合同,员工在合同期内年平均出勤采掘岗位不满()个班,井下辅助岗位不满()个班,地面岗位不满()个班的,不予续订劳动合同。()。

A. 220、225、230
B. 225、230、235
C. 210、215、220
D. 240、245、250

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