The growth of ivy tendrils that wrap around objects is an example of (1 point)
a. gravitropism.
b. phototropism.
c. thigmotropism.
d. photoperiodism.
The growth of ivy tendrils that wrap around objects is an example of (1 point)
a. gravitropism.
b. phototropism.
c. thigmotropism.
d. photoperiodism.