Question

what happens to glucose molecules in absence of oxyzen​

Answer 1

Answer:

In absence of oxygen cell uses a process called anaerobic fermentation

Hope it helps you!!!

Answer 2

ɪғ ᴏxʏɢᴇɴ ɪs ᴘʀᴇsᴇɴᴛ, ᴛʜᴇɴ ɢʟᴜᴄᴏsᴇ ᴄᴀɴ ʙᴇ ʙʀᴏᴋᴇɴ ᴀʟʟ ᴛʜᴇ ᴡᴀʏ ᴅᴏᴡɴ ɪɴᴛᴏ ᴄᴀʀʙᴏɴ ᴅɪᴏxɪᴅᴇ ᴀɴᴅ ᴡᴀᴛᴇʀ. 

ᴛʜɪs ᴘʀᴏᴄᴇss ɪs ᴄᴀʟʟᴇᴅ ᴀᴇʀᴏʙɪᴄ ʀᴇsᴘɪʀᴀᴛɪᴏɴ ʙᴇᴄᴀᴜsᴇ ɪᴛ ʀᴇϙᴜɪʀᴇs ᴀɪʀ (ᴏxʏɢᴇɴ). ɪɴ ᴛʜᴇ ᴀʙsᴇɴᴄᴇ ᴏғ ᴏxʏɢᴇɴ, ᴛʜᴇ ᴄᴇʟʟ ᴜsᴇs ᴀ ᴘʀᴏᴄᴇss ᴄᴀʟʟᴇᴅ ᴀɴᴀᴇʀᴏʙɪᴄ ғᴇʀᴍᴇɴᴛᴀᴛɪᴏɴ. ᴏʀ sɪᴍᴘʟʏ ғᴇʀᴍᴇɴᴛᴀᴛɪᴏɴ.