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TLS Online TPP Program

#Question id: 2949

A culture of cells is given 3H-thymidine for 30 minutes; then a sample of the cells is fixed and examined by autoradiography. It is found that:

#SCPH28 | Zoology

  1. all of the cells engaged in mitosis have incorporated the labeled thymidine into their chromosomes.

  2. none of the cells engaged in mitosis have incorporated the labeled thymidine into their chromosomes.

  3. all of the cells, both mitotic and nonmitotic, have incorporated the labeled thymidine into their chromosomes.

  4. none of the cells, neither mitotic nor nonmitotic, have incorporated the labeled thymidine into their chromosomes.

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TLS Online TPP Program

#Question id: 19690

#SCPH01 Biochemistry

In electrocardiogram, PR interval represents-
TLS Online TPP Program

#Question id: 9159

#SCPH28 | Zoology

Which of the following investigations would shed the most light on the future distribution of organisms in temperate regions that are faced with climate change?
TLS Online TPP Program

#Question id: 10803

#I Life Science/ Life Sciences Group – I-V

Which of the following are not consider as nitrogen-containing secondary metabolites?
TLS Online TPP Program

#Question id: 1556

#SCPH28 | Zoology

Which one of these is not a property of Antigen?
TLS Online TPP Program

#Question id: 11426

#SCPH28 | Zoology

Which of the following biomes is associated with a mediterranean climate?