Coordination and Response Flashcards
1
Q
What is tropism?
A
Growth towards a directional stimulus
2
Q
What is thigmotropism?
A
Growth towards touch
3
Q
What is phototropism?
A
This is the growth towards sunlight.
4
Q
What is gravitropism?
A
This is growth to gravity for example roots are positively gravitrophic.
5
Q
What is a stimulus?
A
This is a change in the surroundings.
6
Q
What is a receptor?
A
This detects the change in surroundings.
7
Q
What is a co-ordinator?
A
This is what decides the response will be from the effector.
8
Q
What is a effector?
A
This is carries out the response for example moving your hand.
9
Q
What is the growth hormone in plants?
A
Auxin
10
Q
What is the function of auxin?
A
Auxin elongates plant cells.
