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TLS Online TPP Program

#Question id: 4337

Which of the following conditions is most likely to cause the lactose operon to be transcribed?

#Unit 3. Fundamental Processes

  1. There is more glucose in the cell than lactose.

  2. There is glucose but no lactose in the cell.

  3. The cyclic AMP and lactose levels are both high within the cell.

  4. The cAMP level is high and the lactose level is low.

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TLS Online TPP Program

#Question id: 5112

#Unit 5. Developmental Biology

Inward movement of an expanding outer layer spreading over the internal surface during gastrulation is termed as
TLS Online TPP Program

#Question id: 5113

#Unit 5. Developmental Biology

The adult stem cell is housed in and controlled by its own adult stem cell niche. Which one of the following process not occur in niche?
TLS Online TPP Program

#Question id: 5114

#Unit 5. Developmental Biology

 Which kind of cleavage is shown in flatworms?
TLS Online TPP Program

#Question id: 5115

#Unit 5. Developmental Biology

At the time of mid-blastula transition which of the following event not occur?
TLS Online TPP Program

#Question id: 5116

#Unit 5. Developmental Biology

Which of the following reflects Weismann’s model of development?
TLS Online TPP Program

#Question id: 5117

#Unit 5. Developmental Biology

 The pathway from a gene to a protein in eukaryotic cells involves: