Examlex
When there are high levels of the cI repressor of λ phage then both PR and PRM are at maximal levels of transcription.
Cell Wall
The cell wall is a rigid layer that lies outside the plasma membrane of the cells of plants, fungi, and bacteria, providing strength and protection against mechanical stress and osmotic pressure.
Plasma Membrane
The membrane found at the boundary of cells, responsible for controlling the passage of substances in and out of the cell.
Telophase
The final stage of cell division (mitosis and meiosis), where the chromosomes arrive at opposite poles, nuclear membranes reform, and the cell begins to split.
Differentiation
The process by which cells become specialized in structure and function.
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