Question

Vitamin a is required fr rod or cone function

Answer 1

Hello dear............


ᴠɪᴛᴀᴍɪɴ ᴀ ɪs ʀᴇǫᴜɪʀᴇᴅ ғᴏʀ ᴛʜᴇ ғᴏʀᴍᴀᴛɪᴏɴ ᴏғ ᴛʜᴇ ᴘʜᴏᴛᴏʀᴇᴄᴇᴘᴛᴏʀ ʀʜᴏᴅᴏᴘsɪɴ, ᴡʜɪᴄʜ ɪs ᴀ ᴄᴏᴍᴘʟᴇx ᴏғ ʀᴇᴛɪɴᴀʟ ᴀɴᴅ ᴛʜᴇ ᴠɪsɪᴏɴ ᴘʀᴏᴛᴇɪɴ ᴏᴘsɪɴ, ᴡʜᴇʀᴇ ʀᴇᴛɪɴᴀʟ ғᴜɴᴄᴛɪᴏɴs ᴀs ᴛʜᴇ ᴄʜʀᴏᴍᴏᴘʜᴏʀᴇ. ...

ᴡʜᴇɴ ʟɪɢʜᴛ ᴘᴀssᴇs ᴛʜʀᴏᴜɢʜ ᴛʜᴇ ʟᴇɴs, ɪᴛ ɪs sᴇɴsᴇᴅ ɪɴ ᴛʜᴇ ʀᴇᴛɪɴᴀ ʙʏ ʙᴏᴛʜ ʀᴏᴅ ᴄᴇʟʟs (ʙʟᴀᴄᴋ ᴀɴᴅ ᴡʜɪᴛᴇ ᴠɪsɪᴏɴ) ᴀɴᴅ ᴄᴏɴᴇ ᴄᴇʟʟs (ᴄᴏʟᴏᴜʀ ᴠɪsɪᴏɴ).

Answer 2

As it relates to eyesight, vitamin A (also called all-trans-retinol) has been shown to be useful in helping with night vision. Vitamin A is a precursor of rhodopsin, the photopigment found in rods within the retina of our eye that helps us to see at night.