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TLS Online TPP Program

#Question id: 40236

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): The roots of Rauvolfia serpentina are used effectively in the treatment of hypertension (high blood pressure).
Reason (R): The plant contains the indole alkaloid Reserpine, which acts on the nervous system to lower blood pressure
In the light of the above statements, choose the most appropriate answer from the options given below:

#Botany
  1. Both (A) and (R) are correct but (R) is NOT the correct explanation of (A).
  2.  Both (A) and (R) are correct and (R) is the correct explanation of (A).
  3. (A) is correct but (R) is not correct.
  4. (A) is not correct but (R) is correct.

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TLS Online TPP Program

#Question id: 40381

#Botany

Match the Term in List-I with its Definition in List-II

LIST-I (Term)LIST-II (Definition)
A. TotipotencyI. Mass of undifferentiated cells
B. Somatic HybridizationII. Capacity of a cell to generate a whole plant
C. ExplantIII. Fusion of protoplasts from two different plants
D. CallusIV. Plant part used to initiate tissue culture

Choose the correct answer:
TLS Online TPP Program

#Question id: 40407

#Applied Microbiology

Which landmark Supreme Court case established the patentability of genetically modified micro-organisms in the United States?
TLS Online TPP Program

#Question id: 40408

#Applied Microbiology

Consider the following statements regarding the patenting of biological materials:

      1. Statement I: The 'Oncomouse' was the first animal to receive a patent in the United States.
      1. 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?
TLS Online TPP Program

#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. SuperbugA. Subject of a successful challenge based on traditional knowledge.
2. Turmeric (wound healing)B. First patented genetically modified mammal.
3. OncomouseC. Genetically engineered bacterium for oil spills, ruled patentable.
4. Neem (fungicidal properties)D. Patent revoked after opposition proved prior use in India.
TLS Online TPP Program

#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.
      TLS Online TPP Program

      #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:

      1. After Crystal Violet

      2. After Safranin

      3. After Alcohol decolorization

      4. After Iodine treatment