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How to know blood group very easily - nbcbangla
October 28, 2021, 4:51 pm

How to know blood group very easily – nbcbangla

  • Update Time : Wednesday, August 19, 2020

Blood group selection method. How to know blood group very easily Jenenin – nbcbangla.com

Everything needed for blood grouping

1/3 anti of blood grouping

(1) Anti-A

(2) Anti-B

(3) Anti-D

2 / A needle free germ

3 / a glass slide

4 / Cotton

5 / Disinfectant

First of all, one of the fingers of the person whose blood group you will select will get rid of the germs well.

Anti-A in the first drop of blood, keeping the distance as instructed in the picture

Anti-B in the 2nd photo

Mix well with Anti-D at the base of the needle in the 3rd drop. Make sure that one does not mix with the other while mixing blood & anti.

Now the rules of blood grouping: –

1 / If Anti-A ruptures and Anti-B does not rupture, then blood group A.

2 / If Anti-A does not rupture and Anti-B ruptures then blood group B.

3 / And if both Anti-A Anti-B cracks then blood group AB.

4 / Anti-A Anti-B If both do not rupture, then blood group O.

We have learned group selection so far.

Now we will learn positive and negative selection

If Anti-D explodes then positive (+) r

If anti-D does not crack then negative (-).

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