Cell membranes are asymmetrical. Which of the following is the most likely explanation?
A) The cell membrane forms a border between one cell and another in tightly packed tissues such as epithelium.
B) Cell membranes communicate signals from one organism to another.
C) The two sides of a cell membrane face different environments and carry out different functions.
D) The "innerness" and "outerness" of membrane surfaces are predetermined by genes.
E) Proteins can only be associated with the cell membranes on the cytoplasmic side.
A phage cross made by doubly infecting the host cell with parental phages
Squamous cell carcinoma.
Stem cell.
All living organisms descended from a common ancestral cell
Locations of major metabolic pathways within a eukaryotic cell
The eukaryotic cell cycle consists of two parts: (1) interphase and (2) mitosis followed by cytokine