Question

State chemical nature of casein​

Answer 1

Answer:

Casein is a mixture of phosphoproteins of differing molecular weight. Casein is a lyophilic colloid akin to albumin and gelatin. It is isoelectric at pH 4.6 where its solubility in water is but 0.01 percent. ... Formaldehyde forms an insoluble compound with casein.

Answer 2

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 ᴄᴀsᴇɪɴ ɪs ᴀ ᴍɪxᴛᴜʀᴇ ᴏғ ᴘʜᴏsᴘʜᴏᴘʀᴏᴛᴇɪɴs ᴏғ ᴅɪғғᴇʀɪɴɢ ᴍᴏʟᴇᴄᴜʟᴀʀ ᴡᴇɪɢʜᴛ. ᴄᴀsᴇɪɴ ɪs ᴀ ʟʏᴏᴘʜɪʟɪᴄ ᴄᴏʟʟᴏɪᴅ ᴀᴋɪɴ ᴛᴏ ᴀʟʙᴜᴍɪɴ ᴀɴᴅ ɢᴇʟᴀᴛɪɴ. ɪᴛ ɪs ɪsᴏᴇʟᴇᴄᴛʀɪᴄ ᴀᴛ ᴘʜ 4.6 ᴡʜᴇʀᴇ ɪᴛs sᴏʟᴜʙɪʟɪᴛʏ ɪɴ ᴡᴀᴛᴇʀ ɪs ʙᴜᴛ 0.01 ᴘᴇʀᴄᴇɴᴛ.ғᴏʀᴍᴀʟᴅᴇʜʏᴅᴇ ғᴏʀᴍs ᴀɴ ɪɴsᴏʟᴜʙʟᴇ ᴄᴏᴍᴘᴏᴜɴᴅ ᴡɪᴛʜ ᴄᴀsᴇɪɴ.

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