With reference to ‘stem cells’, frequently in the news, which of the following statements is/are correct? 1. Stem cells can be derived from mammals only 2. Stem cells can be used for screening new drugs 3. Stem cells can be used for medical therapies

QUESTION

Medium

Science & Technology

Prelims 2012

With reference to ‘stem cells’, frequently in the news, which of the following statements is/are correct?

Stem cells can be derived from mammals only
Stem cells can be used for screening new drugs
Stem cells can be used for medical therapies

Select an option to attempt

Explanation

Statement 1 is Incorrect: Stem cells are not exclusive to mammals; they are found in all multicellular organisms, including plants and various other animals (both vertebrates and invertebrates).

Statement 2 is Correct: Stem cells can be used to generate specific cell types to test the safety and efficacy of new pharmaceutical compounds in a controlled environment before clinical trials.

Statement 3 is Correct: Stem cells have significant applications in regenerative medicine, such as bone marrow transplants for blood disorders and repairing damaged tissues or organs.

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