Question

3. Differentiate between milk teeth and permanent teeth.

4. Why is the small intestine best suited for digestion and absorption of food?

5. What happens with glucose, amino acids, fatty acids and glycerol after assimilation?
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Answer 1

Answer:

as humans, we have two sets of teeth that erupt during our lifetime – the first set is called as milk teeth, primary teeth or baby teeth and they start erupting when we are 6 months old and the next set of teeth, called permanent teeth, begin erupting as we turn 6 years old

Answer 2

1, ᴀs ʜᴜᴍᴀɴs, ᴡᴇ ʜᴀᴠᴇ ᴛᴡᴏ sᴇᴛs ᴏғ ᴛᴇᴇᴛʜ ᴛʜᴀᴛ ᴇʀᴜᴘᴛ ᴅᴜʀɪɴɢ ᴏᴜʀ ʟɪғᴇᴛɪᴍᴇ – ᴛʜᴇ ғɪʀsᴛ sᴇᴛ ɪs ᴄᴀʟʟᴇᴅ ᴀs ᴍɪʟᴋ ᴛᴇᴇᴛʜ, ᴘʀɪᴍᴀʀʏ ᴛᴇᴇᴛʜ ᴏʀ ʙᴀʙʏ ᴛᴇᴇᴛʜ ᴀɴᴅ ᴛʜᴇʏ sᴛᴀʀᴛ ᴇʀᴜᴘᴛɪɴɢ ᴡʜᴇɴ ᴡᴇ ᴀʀᴇ 6 ᴍᴏɴᴛʜs ᴏʟᴅ ᴀɴᴅ ᴛʜᴇ ɴᴇxᴛ sᴇᴛ ᴏғ ᴛᴇᴇᴛʜ, ᴄᴀʟʟᴇᴅ ᴘᴇʀᴍᴀɴᴇɴᴛ ᴛᴇᴇᴛʜ, ʙᴇɢɪɴ ᴇʀᴜᴘᴛɪɴɢ ᴀs ᴡᴇ ᴛᴜʀɴ 6 ʏᴇᴀʀs ᴏʟᴅ.

2, ᴛʜᴇ sᴍᴀʟʟ ɪɴᴛᴇsᴛɪɴᴇ ɪs ɢᴏᴏᴅ ғᴏʀ ᴀʙsᴏʀᴘᴛɪᴏɴ sɪɴᴄᴇ ɪᴛ ʜᴀs ᴀ ʟᴀʀɢᴇ ɪɴɴᴇʀ sᴜʀғᴀᴄᴇ ᴀʀᴇᴀ. ᴛʜɪs ɪs ғᴏʀᴍᴇᴅ ᴅᴜᴇ ᴛᴏ ᴛʜᴇ ᴘʟɪᴄᴀᴇ ᴄɪʀᴄᴜʟᴀʀᴇs ᴡʜɪᴄʜ ᴘʀᴏᴊᴇᴄᴛ ᴍᴀɴʏ ᴛɪɴʏ ғɪɴɢᴇʀ-ʟɪᴋᴇ sᴛʀᴜᴄᴛᴜʀᴇs ᴏғ ᴛɪssᴜᴇ ᴄᴀʟʟᴇᴅ ᴠɪʟʟɪ. ᴛʜᴇ ɪɴᴅɪᴠɪᴅᴜᴀʟ ᴇᴘɪᴛʜᴇʟɪᴀʟ ᴄᴇʟʟs ᴀʟsᴏ ʜᴀᴠᴇ ғɪɴɢᴇʀ-ʟɪᴋᴇ ᴘʀᴏᴊᴇᴄᴛɪᴏɴs, ᴡʜɪᴄʜ ᴀʀᴇ ᴄᴀʟʟᴇᴅ ᴋɴᴏᴡɴ ᴀs ᴍɪᴄʀᴏᴠɪʟʟɪ.

3, ᴇxᴄᴇss ᴀᴍɪɴᴏ ᴀᴄɪᴅs ᴀʀᴇ ᴄᴏɴᴠᴇʀᴛᴇᴅ ɪɴᴛᴏ ɢʟᴜᴄᴏsᴇ ɪɴ ᴛʜᴇ ʟɪᴠᴇʀ. ... ᴇxᴄᴇss ɢʟᴜᴄᴏsᴇ ɪs sᴛᴏʀᴇᴅ ɪɴ ᴛʜᴇ ғᴏʀᴍ ᴏғ ɢʟʏᴄᴏɢᴇɴ ʙʏ ᴛʜᴇ ʟɪᴠᴇʀ. ɢʟᴜᴄᴏsᴇ ɪs ᴀʟsᴏ ᴄᴏɴᴠᴇʀᴛᴇᴅ ᴛᴏ ғᴀᴛs ᴀɴᴅ sᴛᴏʀᴇᴅ ɪɴ ᴀᴅɪᴘᴏsᴇ ᴛɪssᴜᴇ. ᴀssɪᴍɪʟᴀᴛɪᴏɴ ᴏғ ғᴀᴛs- ғᴀᴛᴛʏ ᴀᴄɪᴅs ᴀʀᴇ ᴀʙsᴏʀʙᴇᴅ ʙʏ ᴛʜᴇ ʟʏᴍᴘʜ ᴀɴᴅ ᴀʀᴇ sᴛᴏʀᴇᴅ ɪɴ ᴛʜᴇ ᴀᴅɪᴘᴏsᴇ ᴛɪssᴜᴇ.