Active transport Flashcards
1
Q
What is active transport
A
is used by cells to absorb substances across a partially permeable membrane against the concentration gradient
2
Q
small organisms have
A
a large surface area to volume ratio
3
Q
as an organism increases in size
A
the surface area to volume ratio decreases
4
Q
single celled organism have
A
a large surface area to volume ratio
5
Q
in multicellular organisms many organs are
A
specialised with effective exchange surfaces
6
Q
An example of active transport
A
Mineral absorption in plants
Mineral ions are necessary for healthy growth
