what is chemotropism
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ʜɪɪ ᴍᴀᴛᴇ ʜᴇʀᴇ's ᴜʀ ᴀɴsᴡᴇʀ
ᴄʜᴇᴍᴏᴛʀᴏᴘɪsᴍ ᴛʜᴇ ɢʀᴏᴡᴛʜ ᴏʀ ᴍᴏᴠᴇᴍᴇɴᴛ ᴏғ ᴀ ᴘʟᴀɴᴛ ᴏʀ ᴘʟᴀɴᴛ ᴘᴀʀᴛ ɪɴ ʀᴇsᴘᴏɴsᴇ ᴛᴏ ᴀ ᴄʜᴇᴍɪᴄᴀʟ sᴛɪᴍᴜʟᴜs. ᴀɴ ᴇxᴀᴍᴘʟᴇ ɪs ᴛʜᴇ ɢʀᴏᴡᴛʜ ᴏғ ᴀ ᴘᴏʟʟᴇɴ ᴛᴜʙᴇ ᴅᴏᴡɴ ᴛʜᴇ sᴛʏʟᴇ ᴅᴜʀɪɴɢ ғᴇʀᴛɪʟɪᴢᴀᴛɪᴏɴ ɪɴ ʀᴇsᴘᴏɴsᴇ ᴛᴏ ᴛʜᴇ ᴘʀᴇsᴇɴᴄᴇ ᴏғ sᴜɢᴀʀs ɪɴ ᴛʜᴇ sᴛʏʟᴇ. "ᴄʜᴇᴍᴏᴛʀᴏᴘɪsᴍ."
ғᴏʀ ᴇxᴀᴍᴘʟᴇ, ᴏɴᴇ ᴏғ ᴛʜᴇ ᴄʜᴇᴍᴏᴛʀᴏᴘɪsᴍ ɪs ᴛʜᴇ ɢʀᴏᴡᴛʜ ᴏғ ᴘᴏʟʟᴇɴ ᴛᴜʙᴇs ᴛᴏᴡᴀʀᴅs ᴏᴠᴜʟᴇs, ʙᴇɪɴɢ sᴛɪᴍᴜʟᴀᴛᴇᴅ ʙʏ sᴜɢᴀʀʟʏ sᴜʙsᴛᴀɴᴄᴇ sᴇᴄʀᴇᴛᴇᴅ ʙʏ ᴛʜᴇ sᴛɪɢᴍᴀ, ᴛʜᴇ sᴛʏʟᴇ ᴀɴᴅ ᴛʜᴇ ᴏᴠᴀʀʏ. ᴛᴡᴏ ᴘʟᴀɴᴛ ʜᴏʀᴍᴏɴᴇs ᴀʀᴇ: ... (ɪɪ) ᴀʙsᴄɪsɪᴄ ᴀᴄɪᴅ(ᴀʙᴀ): ʀᴇᴛʀᴀᴅs ɢʀᴏᴡᴛʜ, ᴘʀᴏᴍᴏᴛᴇs ʟᴇᴀғ ᴀɴᴅ ғʀᴜɪᴛ ғᴀʟʟ ᴀɴᴅ ᴄᴀᴜsᴇs ᴅᴏʀᴍᴀɴᴄʏ ᴏғ sᴇᴇᴅs ᴀɴᴅ ʙᴜʟʙs.
ᴄʜᴇᴍᴏᴛʀᴏᴘɪsᴍ ɪs ᴋɴᴏᴡɴ ᴀs ɢʀᴏᴡᴛʜ ᴏʀ ᴍᴏᴠᴇᴍᴇɴᴛ ᴏғ ᴀ ᴄᴏᴍᴘʟᴇᴛᴇ ᴘʟᴀɴᴛ ᴏʀ ᴘʟᴀɴᴛ ᴘᴀʀᴛs ᴛᴏᴡᴀʀᴅs ᴛʜᴇ ᴄʜᴇᴍɪᴄᴀʟ sᴛɪᴍᴜʟᴜs. ғᴏʀ ᴇxᴀᴍᴘʟᴇ ᴛʜᴇ ɢʀᴏᴡᴛʜ ᴏғ ᴘᴏʟʟᴇɴ ᴛᴜʙᴇ ᴅᴏᴡɴ ᴛᴏ ᴛʜᴇ ᴏᴠᴜʟᴇ ɪɴ ᴛʜᴇ ᴏᴠᴀʀʏ ᴛʜʀᴏᴜɢʜ ᴛʜᴇ sᴛɪɢᴍᴀ ᴀɴᴅ sᴛʏʟᴇ ᴅᴜʀɪɴɢ ғᴇʀᴛɪʟɪᴢᴀᴛɪᴏɴ ɪɴ ᴏʀᴅᴇʀ ᴛᴏ ʀᴇsᴘᴏɴᴅ ᴛᴏ ᴛʜᴇ ᴘʀᴇsᴇɴᴄᴇ ᴏғ sᴜɢᴀʀs ɪɴ ᴛʜᴇ sᴛʏʟᴇ..
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Answer:
The growth movement in plants in response to chemical stimuli is known as chemotropism
eg=The growth of pollen tube towards the ovule in the ovary is the positive example oc chemotropism
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