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TLS Online TPP Program

#Question id: 4221

The genetic code is essentially the same for all organisms. From this, one can logically assume which of the following statements to be true?

#Unit 3. Fundamental Processes

  1. A gene from an organism can theoretically be expressed by any other organism.

  2. DNA was the first genetic material.

  3. The same codons in different organisms translate into different amino acids.

  4. Different organisms have different types of amino acids.

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TLS Online TPP Program

#Question id: 3786

#Unit 3. Fundamental Processes

E. coli cells grown on 15N medium are transferred to 14N medium and allowed to grow for two more generations (two rounds of DNA replication). DNA extracted from these cells is centrifuged. What density distribution of DNA would you expect in this experiment?
TLS Online TPP Program

#Question id: 23889

#Unit 13. Methods in Biology

Temperature-sensitive mutations would be particularly useful for studying which of the following processes?
a. DNA synthesis
b. hormone secretion
c. protein synthesis
d. Mitosis
TLS Online TPP Program

#Question id: 14887

#Unit 4. Cell Communication and Cell Signaling

Secondary lymphoid organ are typically compartmentalized into T-cell areas and B-cell areas, these cells activity are separated  into distinct microenvironments such as
a) T cells are found in the paracortex of the lymph nodes
b) B cells are organized into follicles cells
c) B cells are found in the periarteriolar sheath of the spleen.
d) T cells are found in the periarteriolar sheath of the spleen.
Which of the following is the correct microenvironments of the cells ?
TLS Online TPP Program

#Question id: 6623

#General Aptitude

Given set : (18 , 8, 2)
TLS Online TPP Program

#Question id: 28720

#Unit 2. Cellular Organization

Which of the following protein does not belongs to the small monomeric GTPase super family?