原始生殖腺有向________或________分化的双向潜能,取决于________的存在。
参考答案:睾丸;卵巢;有无睾丸决定因子
通过圆心的线段叫做圆的直径.______(判断对错)
交换机命令show interfaces type 0/port_#switchport|trunk用于显示中继连接的配置情况,下面是显示例子: 2950#show interface fastEthernet0/1 switchport Name:fa0/1 Switchport:Enabled AdminiStrative mode:trunk Operat ional Mode:trunk AdminiStrative Trunking Encapsulation:dotlq Operat ional Trunking Encapsulation:dotlq egotiation of Trunking:Disabled Access Mode VLAN:0((Inactive)) Trunking Native Mode VLAN:1(default) Trunking VLANs Enabl ed:ALL Trunking VLANs Active:1,2 Pruning VLANs Enabled:2-1001 Priority for untagged frames:0 Override vlan tag priority:FALSE Voice VLAN:none 在这个例子中,端口fa0/1的链路模式被设置为 (113) 状态,默认的VLAN是 (114) 。
A.Desirable
B.No-Negotiate
C.Auto negotiate
D.trunk