If P $Q means P is the father of Q; P Q means P is the mother of Q and P  Q means P is the sister of Q, the N L$P Q shows which of the relation of Q to N?

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#Question id: 7310

#Unit 5. Developmental Biology

Which statement best describes the mechanism for circadian rhythm?

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#Question id: 3628

#Unit 8. Inheritance Biology

Two mutant plants, both bearing white flowers, were crossed. All F1 plants had red colored flowers. Which one of the following conclusions is correct?

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#Question id: 21391

#Unit 12. Applied Biology

Which one of the following biosensors is also known as a piezoelectric device?

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#Question id: 11970

#Unit 7. System Physiology – Animal

Why do the cells of the digestive system secrete proteolytic enzymes, such as pepsin, in their inactive forms?

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#Question id: 4319

#Unit 3. Fundamental Processes

Why are BRCA1 and BRCA2 considered to be tumor-suppressor genes?