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TLS Online TPP Program

#Question id: 775

The formation of microRNA is to:

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. serve as part of the structure of ribosome;

  2. transfer amino acids from the cellular fluid to the ribosome for protein synthesis;

  3. transfer genetic code to the ribosome for protein synthesis;

  4. control genetic expression by turning some genes on and others off, thus controlling gene expression.

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TLS Online TPP Program

#Question id: 10684

#Unit 10. Ecological Principles

Which one of the following statements is INCORRECT?
TLS Online TPP Program

#Question id: 5243

#Unit 8. Inheritance Biology

Auxotroph culture (His- and Lac-) culture of E. coli was mutagenised. On what media would one spread the mutagenised cells to select prototroph for both His+  and Lac+ cells?
TLS Online TPP Program

#Question id: 1401

#Unit 4. Cell Communication and Cell Signaling

Which of the following are proto-oncogenes?

a. fos               b. myc             c. p53              d. ras               e. Rb
TLS Online TPP Program

#Question id: 24185

#General Aptitude

In Moby Dick, Herman Melville wrote that the whale men were “enveloped in whale lines,” that each man relied on the others during moments of danger.
TLS Online TPP Program

#Question id: 1581

#Unit 4. Cell Communication and Cell Signaling

An otherwise healthy student in your class is infected with EBV, the virus that causes infectious mononucleosis. The same student had already been infected when she was a child, and she had merely experienced a mild sore throat and swollen lymph nodes in her neck. This time, though infected, she does not get sick. 

Her immune systemʹs recognition of this infection will involve which of the following?