Active  transport

Description

Biology Flashcards on Active  transport, created by Izz on 12/04/2013.
Izz
Flashcards by Izz, updated more than 1 year ago
Izz
Created by Izz almost 12 years ago
145
1
1 2 3 4 5 (0)

Resource summary

Question Answer
Why do cells use active transport? To absorb substances across partially permeable membranes
In what direction does the substances travel during active transport? AGAINST the concentration gradient
What does active transport require? The use of energy released in respiration
Give an example of when active transport is carried out by cells? - Active transport is used by roots to absorb mineral ions - By kidney tubules to reabsorb glucose
What is meant by against the concentration gradient? Particles move from a region of lower concentration to a region of higher concentration
Describe the steps of Active transport in a cell
Describe how Active transport is used in Roots
Show full summary Hide full summary

0 comments

There are no comments, be the first and leave one below:

Similar

GCSE Biology B2 (OCR)
Usman Rauf
Biology Unit 2 - DNA, meiosis, mitosis, cell cycle
DauntlessAlpha
Biological Molecules Definitions
siobhan.quirk
Cell Structure
megan.radcliffe16
GCSE Biology - Homeostasis and Classification Flashcards
Beth Coiley
Exchange surfaces and breathing
megan.radcliffe16
Key Biology Definitions/Terms
courtneypitt4119
Biology B1.1 - Genes
raffia.khalid99
The Circulatory System
Johnny Hammer
Biology Unit 1a - GCSE - AQA
RosettaStoneDecoded