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TLS Online TPP Program

#Question id: 28261

Two major mechanisms during fertilization in case of sea urchin, sperm attraction  and sperm activation, these mechanism is occurred ____

#Unit 5. Developmental Biology
  1. Both in Species-specific manner
  2. Both in Non-species-specific manner
  3. sperm attraction in Species-specific manner while sperm activation in Non-species-specific manner
  4. sperm attraction in Non-Species-specific manner while sperm activation in species-specific manner
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TLS Online TPP Program

#Question id: 4427

#Unit 3. Fundamental Processes

Insulators
TLS Online TPP Program

#Question id: 28479

#Unit 5. Developmental Biology

which of the following transcription factors involve to downregulates the Oct4 and Nanog? 
TLS Online TPP Program

#Question id: 1741

#Unit 4. Cell Communication and Cell Signaling

B-cells as distinct from T-cells:
TLS Online TPP Program

#Question id: 32229

#Unit 2. Cellular Organization

Following changes occur during the maturation process of lysosome, except?
TLS Online TPP Program

#Question id: 13075

#Unit 13. Methods in Biology

Radioisotopes must be used in RFLP and RAPD markers