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Advantage of Gene Therapy over Drugs

HLA is group ...

Question

HLA is group of

A

Proteins

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B

Genes

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C

Polypeptides

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D

Chromosomes

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Solution

The correct option is B Genes
The human leukocyte antigen (HLA) system or complex is a gene complex encoding the major histocompatibility complex (MHC) proteins in humans. These cell-surface proteins are responsible for the regulation of the immune system in humans.HLA is the major cause of organ transplant rejections. Mutations in HLA may be linked to autoimmune disease. Hence, HLA is a group of genes.
So, the correct answer is 'Genes'.

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The genes that code for the human leukocyte antigen(HLA) antigens, also known as the major histocompatibility complex(MHC) genes, are all located on human chromosome

6

. Two brothers and a sister participated in a bone marrow donor registration, and their HLA typing results are given.

ID	HLA-A	HLA-B	HLA-C	HLA-DR
$1$	A $1$ , A $3$	B $5$ , B $7$	C $3$ , Cw $19$	DR $3$ , DR $9$
$2$	A $1$ , A $6$	B $2$ , B $6$	C $2$ , C $16$	DR $4$ , DR $13$
$3$	A $1$ , A $6$	B $2$ , B $6$	C $2$ , C $16$	DR $4$ , DR $13$

What is your explanation for the single HLA-A result for sibling

3

?

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Advantage of Gene Therapy over Drugs

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