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प्रश्न
Assertion: Functional ADA cDNA genes must be inserted in the lymphocytes at the early embryonic stage.
Reason: Cells in the embryonic stage are mortal, differentiated and easy to manipulate.
Assertion: Functional ADA cDNA genes must be inserted in the lymphocytes at the early embryonic stage in gene therapy for ADA deficiency.
Reason: Cells in the embryonic stage are immortal, differentiated and easy to manipulate.
पर्याय
Both A and R are true and R is the correct explanation of A.
Both A and R are true and R is not the correct explanation of A.
A is true but R is false.
A is False but R is true.
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उत्तर
A is true but R is false.
Explanation:
A is true, but R is false. R can be corrected as embryonic cells are immortal, undifferentiated, and easy to control. Embryonic cells are pluripotent, meaning they can develop into any somatic cell type.
संबंधित प्रश्न
Mention any two functions of the human placenta.
Which of the following statements are correct with respect to hormones secreted by the placenta?
- The placenta secretes relaxin during the later stage of pregnancy.
- The placenta secretes a high amount of FSH during pregnancy.
- The placenta secretes relaxin during the initial stage of pregnancy.
- The placenta secretes hCG and hPL during pregnancy.
Several hormones like HCG, HPL estrogen, and progesterone are produced by ______.
Draw a diagram showing human foetus within the uterus and label any four, parts in it.
Which structure is formed after implantation of the blastocyst and connects the fetus to the uterine wall?
Which germ layer gives rise to organs such as the liver, pancreas, stomach, and intestines?
At what point during pregnancy is the embryo officially referred to as a fetus?
Which developmental milestone occurs at the end of the first month of pregnancy?
By the end of 24 weeks (end of second trimester), what fine hair covering the fetus is called?
Which maternal hormones increase several-fold during pregnancy to support fetal growth and metabolic changes?
