Consider the following statements: 1. Genetic changes can be introduced in the cells that produce eggs or…
Consider the following statements:
1. Genetic changes can be introduced in the cells that produce eggs or sperms of a prospective parent.
2. A person's genome can be edited before birth at the early embryonic stage.
3. Human induced pluripotent stem cells can be injected into the embryo of a pig.
Which of the statements given above is/are correct?
1 only
2 and 3 only
2 only
1, 2 and 3
Solution
Gene editing of germ cells (eggs/sperms) is possible using CRISPR/Cas9 — 1 correct. Embryonic genome editing at early stage demonstrated in animals — 2 correct. Human induced pluripotent stem cells have been injected into pig embryos in chimera experiments — 3 correct. Answer: (d).