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#Question id: 5441

#Unit 8. Inheritance Biology

Two pure line of corn have mean cob length of 15 cm and 5 cm, respectively. 6 polygenes involved in this trait exhibit additive gene action. Crossing these two lines is expected to produce a progeny population with mean cob length of

#Question id: 5330

#Unit 8. Inheritance Biology

First child of both affected couple has normal, an autosomal dominant disorder. What is probability of second child of this couple would have diseased?

#Question id: 10507

#Unit 6. System Physiology – Plant

Rhizobacteria function as

 a) Nitrogen fixation

 b) depositing pathogens directly into the vascular system,

 c) producing antibiotics and antifungal agents for inhibiting soil pathogens

 d) herbivore sensors by sending electrical or chemical signals to surrounding cells

 Which one of the following combination is correct?

#Question id: 655

#Unit 1. Molecules and their Interaction Relevant to Biology

A change from one conformation of a molecule to another involves ________.

#Question id: 16121

#Unit 7. System Physiology – Animal

 Match the following mechanisms (Column I) with their correct example (Column II).