NEET BIOLOGY

BIOTECHNOLOGY

BIOTECHNOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Animal biotechnology can be useful to humans through xenotransplantation, which involves:
A
Fertilizing animals in such a way that they have multiple births.
B
Growing human proteins, such as insulin, in animals.
C
Using animal genes in humans to improve human resistance to disease.
D
Using animal organs in human transplants.
Explanation: 

Detailed explanation-1: -Porcine skin has been grafted onto burn patients, and pig neuronal cells have been transplanted into patients with Parkinson disease and Huntington disease. Most recently, organs from genetically modified pigs have been used for xenotransplantation.

Detailed explanation-2: -Uses of xenotransplantation Organ transplants – replacing diseased organs, such as hearts, lungs, livers, pancreases and kidneys.

Detailed explanation-3: -Since the 1990’s, pigs have been the animal of choice for xenotransplantation research for several reasons: Pig organs (particularly kidney and heart) function very similarly to human kidneys and hearts. In terms of kidneys, the kidney function measures in pigs and humans are very similar.

Detailed explanation-4: -One such approach is 3D organ printing– a process that uses “bio-ink” to print layers of cells that grow to form transplantable tissue. Another method under development uses genetic engineering to grow human organs and tissues in animals.

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