water fearing (tails of phospholipid)
water loving (heads of phos.)
the movement of molecules from an area of high concentration to an area of low concentration (passive process)
the diffusion of water through a selectively permeable membrane (cell membrane) (passive process)
movement of molecules from an area of high concentration to an area of low concentration through a protein channel. (passive process)
movement of stuff from n area of low concentration to an area of high concentration (against the concentration gradient) (active process)
any act of "engulfing" (ex.) Pinocytosis (cell drinking)+ Phagocytosis (Cell Eating). (Active Process)
low in solute concentration; high in water concentration.
high in solute concentration (low in H20 concentration)
H20 inside and out is =, Solute inside and out is =.
Rough Endoplasmic Reticulum
powerhouse of cell
protective membrane (regulates what goes in and out of cell)
Smooth Endoplasmic Reticulum
communication network in cell
digestion of cell waste
part of cytoskeleton
storage of food
communication btwn cells
basic units of life
cells that contain nuclei
cells that do not contain nuclei
3 Components of Cell Membrane
Phospholipid, cholesterol, and proteins.
C6H1206-----(enzymes)---2(C3H603) + 2 ATP
Mitochondrion come from ____, Sperm mad of ____.
Most ATP generated in the mitochondrion= ________
What is the difference btwn plant cells and animal cells?
Plant cells have a cell wall and chloroplasts.
What are the four main types of tissue?
Muscle (contract), epithelial (cheek), nervous (brain), and connective (blood).
Large cells cannot survive b/c of__________
their large surface area/volume ratio.