'Passive transport osmosis' presentation slideshows

Cellular Transport: Movement of substances into and out of a cell

Cellular Transport: Movement of substances into and out of a cell. BIG Ideas in Biology. 4. Through a variety of mechanisms organisms seek to maintain a biological balance between their internal and external environments. Homeostasis. Homeostasis = homeo -/homo- =same - stasis =stay

594 views • 59 slides

Homeostasis

Homeostasis. The need of an organism to maintain and regulate constant or stable internal conditions. How does your body regulate (aka maintain homeostasis)? Temperature, pH, and the concentration of other materials and nutrients must be maintained within a relatively narrow margin.

187 views • 16 slides

Cell Boundaries

Cell Boundaries. The Cell Membrane. The Cell Membrane. Thin, flexible barrier Regulates what enters and leaves Protects and supports. Consists of: hydrophilic head (water liking) and a hydrophobic tail. (water avoiding). aka: Phospholipid Bilayer.

163 views • 16 slides

Cell Transport

352 views • 14 slides

Moving Cellular Material

339 views • 9 slides