Question

A man with blood group A marries a woman with blood group O and their daughter has blood group O. Is this information enough to tell you which of the traits - blood group A or O - is dominant? Why or why not?

Answer 1

Blood group O have dominant character

Answer 2

$\huge\mathfrak{Bonjour!!}$

$\huge\fcolorbox{black}{aqua}{Answer:-}$

✒ ᴛʜᴇ ɢɪᴠᴇɴ ɪɴғᴏʀᴍᴀᴛɪᴏɴ ɪs ɪɴsᴜғғɪᴄɪᴇɴᴛ ᴛᴏ ᴛᴇʟʟ ᴡʜᴇᴛʜᴇʀ ᴛʜᴇ ᴛʀᴀɪᴛ 'ᴀ' ᴏʀ 'ᴏ' ɪs ᴅᴏᴍɪɴᴀɴᴛ.

⛄ ɪɴ ᴄᴀsᴇ-1, ʟᴇᴛ ᴜs ᴀssᴜᴍᴇ ᴛʜᴀᴛ ᴛʀᴀɪᴛ 'ᴀ' ɪs ᴅᴏᴍɪɴᴀɴᴛ. ᴛʜᴇɴ ғᴀᴛʜᴇʀ ᴍᴀʏ ʜᴀᴠᴇ ɪᴀɪᴀ ᴏʀ ɪᴀɪᴏ ᴀɴᴅ ᴍᴏᴛʜᴇʀ ɪᴏɪᴏ. ɪɴ ᴛʜɪs ᴄᴀsᴇ, 50 ᴘᴇʀᴄᴇɴᴛ ᴏғ ᴛʜᴇ ᴘʀᴏɢᴇɴʏ ᴡɪʟʟ ʜᴀᴠᴇ ʙʟᴏᴏᴅ ɢʀᴏᴜᴘ ᴀ ᴀɴᴅ 50 ᴘᴇʀᴄᴇɴᴛ ᴏғ ᴛʜᴇ ᴘʀᴏɢᴇɴʏ ᴡɪʟʟ ʜᴀᴠᴇ ʙʟᴏᴏᴅ ɢʀᴏᴜᴘ ᴏ, ᴡʜᴇɴ ғᴀᴛʜᴇʀ's ʙʟᴏᴏᴅ ɢʀᴏᴜᴘ ɪs ɪᴀᴏ ᴀɴᴅ ᴍᴏᴛʜᴇʀ's ɪs ɪᴏɪᴏ.

⛄ ɪɴ ᴄᴀsᴇ-2, ʟᴇᴛ ᴜs ᴀssᴜᴍᴇ ᴛʜᴀᴛ ᴛʀᴀɪᴛ 'ᴏ' ɪs ᴅᴏᴍɪɴᴀɴᴛ.

ɪɴ ᴛʜɪs ᴄᴀsᴇ ᴀʟsᴏ, ᴡᴇ sᴇᴇ ᴛʜᴀᴛ ᴄʜɪʟᴅ ᴍᴀʏ ʜᴀᴠᴇ ʙʟᴏᴏᴅ ɢʀᴏᴜᴘ ᴏ. sɪɴᴄᴇ, ɪɴ ʙᴏᴛʜ ᴛʜᴇ ᴀssᴜᴍᴘᴛɪᴏɴs ᴛʜᴇ ᴄʜɪʟᴅ ᴄᴀɴ ʜᴀᴠᴇ ʙʟᴏᴏᴅ ɢʀᴏᴜᴘ ᴏ, sᴏ ᴡᴇ ᴄᴀɴ ɴᴏᴛ ᴇsᴛᴀʙʟɪsʜ ᴡʜɪᴄʜ ᴛʀᴀɪᴛ ɪs ᴅᴏᴍɪɴᴀɴᴛ.

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