Diffusion And Osmosis Flashcards
What happens to particles when they are heated?
Their movement increases
How do particles move?
In random movements
What are atoms always doing?
Moving
How do you answer osmosis questions?
Figure out where the high concentration of WATER is, and draw an arrow from there to the low concentration of WATER
What must happen for cells to function correctly?
Raw materials needed for the processes of life need to enter the cells
How do raw materials enter the cell?
Through the semi permeable membrane
What are examples of raw materials that enter the cell?
Glucose
Water
Proteins/amino
Fats and lipids
What are examples of waste products?
Excess water Excess minerals and vitamins Urea Uris acid Carbon dioxide
What is glucose used for?
Cellular respiration
What is water used for in a cell?
All chemical reactions
What are proteins in a cell used for?
Building of muscles
Hormones
Enzymes
What are fats and lipids used for in a cell?
Insulation
How does excess water exit the body?
Through sweat on the skin
Through urine in the kidneys
How do excess minerals and vitamins exit the body?
Through sweat in the skin
Through urine in the kidneys
How does urea exit the body?
Through sweat on the skin
Through urine in the kidneys
How does Uris acid exit the body?
Urine in the kidneys
How does carbon dioxide exit the body?
Through the lungs
What kinds of transport in a cell can you get?
Active
Passive