Chapter 12 Flashcards
Chemical coordination in plants (7 cards)
1
Q
Tropism
A
growth of plant in response to directional stimulus
2
Q
Phototropism
A
growth movement of plant in response to directional light stimulus
3
Q
Geotropism
A
growth movement of plant in response to directional gravitational stimulus
4
Q
Coleoptile
A
protective sheath of first cereal seedling leaves, used in tropism experiments
5
Q
Hormone
A
chemical messenger in blood (animals) chemical messenger affecting growth (plants)
6
Q
Auxin
A
plant hormone involved in tropisms and other growth responses
7
Q
Plant growth substances
A
‘hormones’, affect various plant growth aspects
