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TLS Online TPP Program
#Question id: 28309
#Unit 5. Developmental Biology
Which of the following chemotactic factor is secreted by oocyte and its cumulus cells that involve to attract capacitated sperm toward the egg during the last stages of sperm migration?
TLS Online TPP Program
#Question id: 19180
#Unit 13. Methods in Biology
If two successive PCRs are carried out, in which PCR there are chances of having a non-specific product?
TLS Online TPP Program
#Question id: 3315
#Unit 11. Evolution and Behavior
Which one of the following statements is TRUE for Negative-frequency dependent selection?
TLS Online TPP Program
#Question id: 18849
#Unit 13. Methods in Biology
Which of these techniques is often considered a suitable "polishing" step in a protein purification strategy?
TLS Online TPP Program
#Question id: 13161
#Unit 4. Cell Communication and Cell Signaling
Which of the following mechanism depends on the activation of heterotrimeric G proteins?