LIFE SCIENCE

OBJECTIVE LIFE SCIENCE

BIOTECHNOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How does knowledge about human genetics best help doctors?
A
Doctors can remove damaged genes from a patient’s body
B
Doctors can change patients’ genes to make them resistant todisease
C
Doctors can give patients new genes to improve the health of theirchildren.
D
Doctors can predict whether patients are at risk of developing agenetic disease.
Explanation: 

Detailed explanation-1: -Impact of Genetics on Health and Disease Understanding how variations in an individual’s DNA may affect disease and health is the focus of genomic medicine. This knowledge can lead to: Innovative ways to diagnose disease. Earlier detection, by identifying genetic predisposition to a particular disease.

Detailed explanation-2: -Researchers can analyze information from millions of places in the genome to study traits or determine inherited risk for major diseases. In many cases, people with a high risk for a disease due to numerous genetic variants scattered across the genome are not aware of it.

Detailed explanation-3: -Laboratory tests, including genetic testing: Molecular, chromosomal, and biochemical genetic or genomic testing are used to diagnose genetic disorders. Other laboratory tests that measure the levels of certain substances in blood and urine can also help suggest a diagnosis.

Detailed explanation-4: -Understanding genetic factors and genetic disorders is important in learning more about promoting health and preventing disease. Some genetic changes have been associated with an increased risk of having a child with a birth defect or developmental disability or developing diseases such as cancer or heart disease.

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