Transport in cells

Question 1

Diffusion

Answer 1

A movement of particles moving from a high concentration to a low concentration and down the the concentration gradient

Question 2

osmosis

Answer 2

is the movement of water through a partially permeable membrane

Question 3

osmosis in a living cell

Answer 3

cells contain dilute solution of ions , sugar and amino acids. Water will move in and out of the cell by osmosis

Question 4

plants cell

Answer 4

Root hair cells in the soil is wet or moist will also take up by osmosis. Leaf can be absorbed when it rains.

Question 5

what affects the rate of diffusion

Answer 5

1- the concentration
2- The temperature
3- surface area

Question 6

GAS exchange

Answer 6

is a process by carbon-dioxide and oxygen move between the blood stream and the lungs.