A:63个
B: 62个
C:17个
D:16个
下列与细胞有关的叙述,不正确的是( )
— Are you a fan of Zhou Libo?—Yes. Not only I but also my sister him very much.
已知两定点A(2,5),B(﹣2,1),M(在第一象限)和N是过原点的直线l上的两个动点,且|MN|=22,l∥AB,如果直线AM和BN的交点C在y轴上,求点C的坐标.