Auxins Flashcards
1
Q
what 2 stimuli can plants detects?
A
gravity and light
2
Q
_________ are a family of plant hormones produced in the tips of shoots and roots. Once produced, they diffuse backwards along the shoot or root.
A
auxins
3
Q
what two terms mean the same thing?
A
geotropism and gravitropism
4
Q
Auxins always accumulate on the …
A
lower side and shaded side
5
Q
shoots are considered …
A
positively phototrophic and negitavely geotrophic
6
Q
roots are considered …
A
negatively phototrophic and positively geotrophic
7
Q
What is a phototropism?
A
response to light
8
Q
Where are auxins made in the plant?
A
In the shoot or the root tips
9
Q
What is positive phototropism?
A
Plants grow towards the light source
