#Question id: 40381
#Botany
Match the Term in List-I with its Definition in List-II
| LIST-I (Term) | LIST-II (Definition) |
| A. Totipotency | I. Mass of undifferentiated cells |
| B. Somatic Hybridization | II. Capacity of a cell to generate a whole plant |
| C. Explant | III. Fusion of protoplasts from two different plants |
| D. Callus | IV. Plant part used to initiate tissue culture |
Choose the correct answer:
#Question id: 40407
#Applied Microbiology
Which landmark Supreme Court case established the patentability of genetically modified micro-organisms in the United States?
#Question id: 40408
#Applied Microbiology
Consider the following statements regarding the patenting of biological materials:
- Statement I: The 'Oncomouse' was the first animal to receive a patent in the United States.
- Statement II: In the U.S., naturally occurring gene sequences that have only been isolated from the body are eligible for patents.
Which of the following is correct?
#Question id: 40409
#Applied Microbiology
Match the biological material or entity in Column A with its correct description or patenting context in Column B.
| Column A (Entity) | Column B (Context) |
| 1. Superbug | A. Subject of a successful challenge based on traditional knowledge. |
| 2. Turmeric (wound healing) | B. First patented genetically modified mammal. |
| 3. Oncomouse | C. Genetically engineered bacterium for oil spills, ruled patentable. |
| 4. Neem (fungicidal properties) | D. Patent revoked after opposition proved prior use in India. |
#Question id: 40410
#Applied Microbiology
Read the following assertion and reason and select the correct option.
Assertion (A): A synthetic chemical like DDT is not considered a "biological material" in the context of biopatents.
Reason (R): Biological materials for patenting purposes must be living organisms or substances naturally produced by them.
#Question id: 40411
#Applied Microbiology
Arrange the correct sequence of color changes observed in a Gram-negative bacterium during the Gram staining process at each step:
After Crystal Violet
After Safranin
After Alcohol decolorization
After Iodine treatment