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TLS Online TPP Program

#Question id: 2618

The three genes (lacZ, lacY, and lacA) are transcribed as a single mRNA from the promoter, these genes are expressed at high levels only when

#Unit 2. Cellular Organization

  1. Lactose is available

  2. Glucose, the preferred energy source is available

  3. Three regulatory proteins are involved.

  4. The Lac repressor is encoded by the lacI gene, which is located near the CAP Site.

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TLS Online TPP Program

#Question id: 19528

#Unit 12. Applied Biology

There are different cry proteins which show insecticidal activity. Cry III and cry IV are active against 
TLS Online TPP Program

#Question id: 26378

#Unit 3. Fundamental Processes

The average number of nucleotides added before a polymerase dissociates defines its 
TLS Online TPP Program

#Question id: 4876

#Unit 8. Inheritance Biology

A panel of cell lines was created from mouse–human somatic cell fusions. Each line was examined for the presence of human chromosomes and for the production of human haptoglobin (a protein). The following results were obtained: On the basis of these results, which human chromosome carries the gene for haptoglobin?
TLS Online TPP Program

#Question id: 779

#Unit 1. Molecules and their Interaction Relevant to Biology

Which is TRUE of the following statements?
TLS Online TPP Program

#Question id: 19696

#Unit 13. Methods in Biology

Different leads are used to record ECG of humans. Which of the following connection shows in recording limb lead I?