A seed contains three generations. What are they?
Answers
Answer:-
The seed that is formed contains three generations of tissues: the seed coat that originates from the parent plant tissue, the female gametophyte that will provide nutrients, and the embryo itself.
ɢʏᴍɴᴏsᴘᴇʀᴍs ᴀʀᴇ ɢʀᴏᴜᴘ ᴏғ sᴇᴇᴅ ᴘʟᴀɴᴛs ᴛʜᴀᴛ ᴅᴏ ɴᴏᴛ ᴘʀᴏᴅᴜᴄᴇ ғʟᴏᴡᴇʀs. ʜᴏᴡᴇᴠᴇʀ, ʟɪᴋᴇ ᴀʟʟ ᴠᴀsᴄᴜʟᴀʀ ᴘʟᴀɴᴛs ᴛʜᴇʏ ʜᴀᴠᴇ ᴀ sᴘᴏʀᴏᴘʜʏᴛᴇ-ᴅᴏᴍɪɴᴀɴᴛ ʟɪғᴇ ᴄʏᴄʟᴇ ᴀɴᴅ ᴛʜᴇ ʀᴇʟᴀᴛɪᴠᴇʟʏ sʜᴏʀᴛ-ʟɪᴠᴇᴅ ɢᴀᴍᴇᴛᴏᴘʜʏᴛɪᴄ ᴘʜᴀsᴇ. ᴡʜɪʟᴇ ᴛʜᴇ
ᴍɪᴄʀᴏsᴘᴏʀᴇs ᴀɴᴅ ᴍᴇɢᴀsᴘᴏʀᴇs, ᴀʀᴇ ᴛʏᴘɪᴄᴀʟʟʏ ᴘʀᴏᴅᴜᴄᴇᴅ ɪɴ ᴘᴏʟʟᴇɴ ᴄᴏɴᴇs ᴏʀ ᴏᴠᴜʟᴀᴛᴇ ᴄᴏɴᴇs, ɢᴀᴍᴇᴛᴏᴘʜʏᴛᴇs ᴅᴇᴠᴇʟᴏᴘ ᴡɪᴛʜɪɴ ᴛʜᴇ sᴘᴏʀᴇ ᴡᴀʟʟ. ᴘᴏʟʟᴇɴ ɢʀᴀɪɴs (ᴍɪᴄʀᴏɢᴀᴍᴇᴛᴏᴘʜʏᴛᴇs),ᴍᴀᴛᴜʀᴇ ғʀᴏᴍ ᴍɪᴄʀᴏsᴘᴏʀᴇs, ᴀɴᴅ ᴘʀᴏᴅᴜᴄᴇs sᴘᴇʀᴍ ᴄᴇʟʟs. ᴍᴇɢᴀɢᴀᴍᴇᴛᴏᴘʜʏᴛᴇs ᴅᴇᴠᴇʟᴏᴘ ғʀᴏᴍ ᴍᴇɢᴀsᴘᴏʀᴇs ᴀɴᴅ ᴀʀᴇ ʀᴇᴛᴀɪɴᴇᴅ ᴡɪᴛʜɪɴ ᴛʜᴇ
ᴏᴠᴜʟᴇ. ᴛʜᴇʏ ᴛʏᴘɪᴄᴀʟʟʏ ᴘʀᴏᴅᴜᴄᴇ ᴍᴜʟᴛɪᴘʟᴇ ᴀʀᴄʜᴇɢᴏɴɪᴀ. ᴛʜᴜs ᴛʜᴇʏ ʜᴀᴠᴇ ᴛᴡᴏ sᴘᴏʀᴏᴘʜʏᴛɪᴄ ᴀɴᴅ ᴏɴᴇ ɢᴀᴍᴇᴛᴏᴘʜʏᴛɪᴄ ɢᴇɴᴇʀᴀᴛɪᴏɴ