why does nature favour cross pollination,give tow reason.
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In self-pollination, there will be fusion of male and female gametes from the same parent plant. ... However, in cross-pollination, the fusion of two different male and female gametes results in variation in the progeny produced. Hence, nature favours cross-pollination over self-pollination
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ɪɴ ꜱᴇʟꜰ-ᴘᴏʟʟɪɴᴀᴛɪᴏɴ, ᴛʜᴇʀᴇ ᴡɪʟʟ ʙᴇ ꜰᴜꜱɪᴏɴ ᴏꜰ ᴍᴀʟᴇ ᴀɴᴅ ꜰᴇᴍᴀʟᴇ ɢᴀᴍᴇᴛᴇꜱ ꜰʀᴏᴍ ᴛʜᴇ ꜱᴀᴍᴇ ᴘᴀʀᴇɴᴛ ᴘʟᴀɴᴛ. ... ʜᴏᴡᴇᴠᴇʀ, ɪɴ ᴄʀᴏꜱꜱ-ᴘᴏʟʟɪɴᴀᴛɪᴏɴ, ᴛʜᴇ ꜰᴜꜱɪᴏɴ ᴏꜰ ᴛᴡᴏ ᴅɪꜰꜰᴇʀᴇɴᴛ ᴍᴀʟᴇ ᴀɴᴅ ꜰᴇᴍᴀʟᴇ ɢᴀᴍᴇᴛᴇꜱ ʀᴇꜱᴜʟᴛꜱ ɪɴ ᴠᴀʀɪᴀᴛɪᴏɴ ɪɴ ᴛʜᴇ ᴘʀᴏɢᴇɴʏ ᴘʀᴏᴅᴜᴄᴇᴅ. ʜᴇɴᴄᴇ, ɴᴀᴛᴜʀᴇ ꜰᴀᴠᴏᴜʀꜱ ᴄʀᴏꜱꜱ-ᴘᴏʟʟɪɴᴀᴛɪᴏɴ ᴏᴠᴇʀ ꜱᴇʟꜰ-ᴘᴏʟʟɪɴᴀᴛɪᴏɴ.
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