Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/15

Click to flip

15 Cards in this Set

  • Front
  • Back
The outside of the cell is ______ because:
Positively charged; there are more positive ions on the outside of the plasma membrane than on the inside
Chemical composition of the cell
50% lipids
50% proteins
4% carbohydrates
Integral proteins
Channel through entire lipid bilayer
Peripheral proteins
float inside or outside surface of membrane
Ligand
Small molecule that binds to a protein
Diffusion
The movement of solutes from an area of high concentration to an area of low concentration
Concentration gradient
Concentration difference between two points in a solution
Rate of diffusion is influenced by
Viscosity of the solution
Magnitude of concentration gradient
Size of molecules
Temperature
Tonicity
Tension of solution imparted by solutes
Osmolarity
Total number of solutes
Filtration
Liquid and particles moving across a partition from an area of greater pressure to an area of lower pressure
Facilitated diffusion
Diffusion involving a carrier molecule
Rate of transport in facilitated diffusion depends on
Specificity
Concentration
Phagocytosis
Endocytosis involving the ingestion of solid particles
Pinocytosis
Endocytosis involving the ingesting of liquid