Why does my cat keep putting her butt up and meowing but she isn't in heat

What does it mean for a cell membrane to be selectively permable

Multicellular organisms use cell division, mitosis, for growth and the maintenance and repair of cells and tissues. single-celled organisms may use cell division as their method of reproduction. regardless of the reason for mitosis, the process ensures genetic continuity. what is the step in the cell cycle that ensure genetic continuity?

What is the name of the type of cell division that occurs in the prokaryotic cell cycle