Question

Describe double fertilisation in plants​

Answer 1

ANSWER

Double fertilization involves two sperm cells; one fertilizes the egg cell to form the zygote, while the other fuses with the two polar that form the endosperm. After fertilization, the fertilized ovule forms the seed while the tissues of the ovary become the fruit

Hope this helps you right.

Answer 2

Dᴏᴜʙʟᴇ ғᴇʀᴛɪʟɪsᴀᴛɪᴏɴ :

Pᴏʟʟᴇɴ ᴛᴜʙᴇ ʀᴇʟᴇᴀsᴇs 2 ᴍᴀʟᴇ ɢᴀᴍᴀᴛᴇ ɪɴ ᴄʏᴛᴏᴘʟᴀsᴍ ᴏғ sʏɴᴇʀɪᴅs.

❇️ Oɴᴇ ᴍᴀʟᴇ ɢᴀᴍᴀᴛᴇ ғᴜsᴇs ᴡɪᴛʜ ᴇɢɢ ᴄᴇʟʟ ᴛᴏ ғᴏʀᴍ ᴢʏɢᴏᴛᴇ ➡️ sʏɴᴀɢᴀᴍʏ

❇️ ᴀɴᴏᴛʜᴇʀ ᴍᴀʟᴇ ɢᴀᴍᴀᴛᴇ ᴍᴏᴠᴇ ᴛᴏᴡᴀʀᴅs 2 ᴘᴏʟᴀʀ ɴᴜᴄʟᴇɪ ʟᴏᴄᴀᴛᴇᴅ ɪɴ ᴛʜᴇ ᴄᴇɴᴛʀᴀʟ ᴄᴇʟʟ ᴀɴᴅ ғᴜsᴇs ᴡɪᴛʜ ᴛʜᴇᴍ ᴛᴏ ᴘʀᴏᴅᴜᴄᴇ ᴛʀɪᴘʟᴏɪᴅ ᴘʀɪᴍᴀʀʏ ᴇɴᴅᴏsᴘᴇʀᴍ ɴᴜᴄʟᴇᴜs.

As ᴛʜɪs ɪɴᴠᴏʟᴠᴇs ғᴜsɪᴏɴ ᴏғ ᴛʜʀᴇᴇ ʜᴀᴘʟᴏɪᴅ ɴᴜᴄʟᴇɪ ɪᴛ ɪs ᴛᴇʀᴍᴇᴅ ᴛʀɪᴘʟᴇ ғᴜsɪᴏɴ.

Sɪɴᴄᴇ 2 ᴛʏᴘᴇ ᴏғ ғᴜsɪᴏɴ, sʏɴᴀɢᴀᴍʏ ᴀɴᴅ ᴛʀɪᴘʟᴇ ғᴜsɪᴏɴ ᴛᴀᴋᴇ ᴘʟᴀᴄᴇ ɪɴ ᴀɴ Eᴍʙʀʏᴏ sᴀᴄ ᴛʜɪs ɪs ᴛᴇʀᴍᴇᴅ ᴀs ᴅᴏᴜʙʟᴇ ғᴇʀᴛɪʟɪsᴀᴛɪᴏɴ.

ᗷᗴ ᗷᖇᗩIᑎᒪY !

TᕼᗩᑎK ᑌ :-)