Definitions 6 Flashcards
1
Q
Transpiration
A
The loss of water vapour by evaporation in the leaf. Water potential gradients are created
2
Q
Translocation
A
Movement of sucrose and amino acids
• from source (where they are produced)
• to sink (where they are used up in respiration or growth or stored
3
Q
Nerve impulse
A
Electrical signal that passes along nerve cells cAlled neurones
