CBSE 2023 · Region 1 · Set 1 · Q24 · 3 marks
(a)Write the characteristics of 'stem cells'.(b)From where can one obtain 'stem cells' in humans ?(c)State any two applications of 'stem cells' in curing human diseases.
(a)
Write the characteristics of 'stem cells'.
(b)
From where can one obtain 'stem cells' in humans ?
(c)
State any two applications of 'stem cells' in curing human diseases.
Marking-scheme solution
(a) They have the ability of self-renewal / to divide, and differentiate into any kind of cell/tissue/organ.
(b) - Inner cell mass of blastocyst / umbilical cord / Bone marrow
(c) Diabetes treatment via forming islets of Langerhans, Restoration of vision by injecting stem cells, to treat rheumatoid arthritis, reduces pancreatic cancer, to treat genetic disorder like cystic fibrosis, spinal cord injurie, heart disease
Biotechnology and its ApplicationsBiotechnological Applications in MedicineUnderstandshort_answermedium
More from Biotechnology and its Applications
- There are two different farm lands, one where Bt-cotton crop was cultivated and the other where non Bt-cotton…2022 · asked 3×
- (i) What are transgenic animals? (ii) Name the first transgenic cow and state its importance. OR (i) Explain…2024 · asked 3×
- Cloning of genes, play a very significant role in genetic engineering, helping the transfer of desirable…2022 · asked 3×
- Pomato was produced by fusing protoplasts of2026 · asked 3×
- One of the major approaches of crop improvement programme is Artificial Hybridisation. Explain the steps…2023 · asked 3×
- Development of recombinant DNA technology has opened gates to many breakthroughs in the fields of medicine…2022 · asked 3×
- Given below is the stepwise schematic representation of the process of electrophoresis. Identify the…2022 · asked 3×
- Write the scientific name of the nematode that infests the tobacco plants and the part that it infests. How…2023 · asked 3×
CBSE Class 12 Biology past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.