Science notes

Fatty acid chains determine the flexibility of the membrane Shorter fatty acid chains prefer a liquid. Longer fatty acid chains prefe...

Phospholipid bilayer   The head group points towards the outside of the membrane while the tail group is hydrophobic and points inward....

Membrane Properties: Selective Permeability The   phospholipid membrane   itself does not allow polar or charged species to flow throug...

How Can We Isolate a Membrane? Study cells in pieces with membrane fractionation. This process involves taking tissue or cells and ru...

Definitions Homologous chromosomes   — chromosomes that contain the same genes. Maternal homologues  — chromosomes from the original ...

Transcription DNA or deoxyribeonucleicacid is the code for life, it contains the instructions for the production of proteins which do...

When a cell divides it must go through a process called mitosis. Mitosis is a process that describes the various steps that occur in a ce...