Hi!
define chemotropism give one example of chemotropism state whether this example is of the positive chemotropism or negative chemotropism .
Answers
Answered by
12
Define chemotropism.
A directional movement due to Chemical change.
Ex: Pollen tube toward 0vule
The growth of pollen tube towards ovule induced by chemical (stigmatic fluid).
Pollen tube grow down the style due to chemical substance produced by ovule during fertilisation.
Positive: Towards stimulus
Negative: Away from stimulus
Answered by
3
Answer:
It is the response of plant due to chemical stimulus .
Explanation:
The directional movement of plant or its part towards or away from the chemical stimulus is called chemotropism .
For example , the pollen tube moves towards the ovule .
Similar questions