1. Explain the similarities and differences between facilatated diffusion and active transport in the movement of molecules across the cell membrane.

2. A housewife makes mango pickles by immersing mango slices in a concentrated sugar solution. State one advantage and two disadvantages of the method used, compared to storing fresh mangoes.

1

Jawapan

2015-07-21T16:39:18+08:00
-Facilitated diffusion doesn't need energy while active transport need energy in the formed of ATP -facilitated diffusion is from high concentration to low concentration -active transport is from low concentration to high concentration -Both of them are through carrier protein.