Question

How many statements are wrong?
1. Universal Donor is AB blood group
2. Universal recipient is O blood group
3. RH factor was discovered in
monkeyMacaca rhesus
4. The only antibody IgG can
crosshuman placenta
A 1
B 2
c
3
D 4​

Answer 1

Step-by-step explanation:

A(1)

B(2)

is totally wrong. As universal donar in O

and universal recipient is AB