Question

Endosperm development precedes embryo development. Why?

Answer 1

this is bcoz embryo requires nourishment for its growth and hence endosperm ia developed earlier to provide nutrition to embryo
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Answer 2

Answer:

Eɴᴅᴏsᴘᴇʀᴍ ᴀʀᴇ ᴏʙᴛᴀɪɴᴇᴅ ғʀᴏᴍ ᴅᴏᴜʙʟᴇ ғᴇʀᴛɪʟɪsᴀᴛɪᴏɴ.

Tʜᴇ ᴘʀɪᴍᴀʀʏ ᴇɴᴅᴏsᴘᴇʀᴍ ɴᴜᴄʟᴇᴜs (ᴘᴇɴ) ᴜɴᴅᴇʀɢᴏ Mɪᴛᴏᴛɪᴄ ᴅɪᴠɪsɪᴏɴ ᴘʀɪᴍᴀʀʏ ᴇɴᴅᴏsᴘᴇʀᴍ ᴄᴇʟʟ (ᴘᴇᴄ)

Pᴇᴄ Dᴇᴠᴇʟᴏᴘs ɪɴᴛᴏ ᴇɴᴅᴏsᴘᴇʀᴍ.

Eɴᴅᴏsᴘᴇʀᴍ ᴅᴇᴠᴇʟᴏᴘᴍᴇɴᴛ ᴘʀᴏᴄᴇᴅs Eᴍʙʀʏᴏ ᴅᴇᴠᴇʟᴏᴘᴍᴇɴᴛ.

Pᴇᴄ ᴄᴇʟʟs ᴅɪᴠɪᴅᴇs ᴀɴᴅ ғᴏʀᴍs ᴛʀɪᴘʟᴏɪᴅ ᴇɴᴅᴏsᴘᴇʀᴍ ᴛɪssᴜᴇ.

Tʜᴇ ᴄᴇʟʟs ᴏғ ᴛʜɪs ᴛɪssᴜᴇ ᴀʀᴇ ғɪʟʟᴇᴅ ᴡɪᴛʜ ʀᴇsᴇʀᴠᴇ ғᴏᴏᴅ ᴍᴀᴛᴇʀɪᴀʟs ᴀʀᴇ ᴜsᴇᴅ ғᴏʀ ɴᴜᴛʀɪᴛɪᴏɴ ᴏғ ᴅᴇᴠᴇʟᴏᴘɪɴɢ Eᴍʙʀʏᴏ.

ᗷᗴ ᗷᖇᗩIᑎᒪY !

Thank you :-)