Which two of the following are the CORRECT statements ?

P. Nondisjunction in the parental meiosis is not essential to produce diploid organisms

Q. Nondisjunction in the parental meiosis is essential to produce aneuploid organisms

R. Nondisjunction in the parental meiosis is essential to produce hexaploid organism

S. Nondisjunction in the parental meiosis is essential to produce tetraploid organisms

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#Question id: 10213

#Unit 6. System Physiology – Plant

What is the reason behind that an organism cannot live or die in the presence of both light and molecular oxygen?

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#Question id: 17670

#Unit 9. Diversity of Life Forms

The following are common to both charophytes and land plants except 

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#Question id: 13004

#Unit 8. Inheritance Biology

If the 120 meiocytes undergoes to the single crossing over then what will be the correct prediction about this ;

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#Question id: 386

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following properties of water does not contribute to the fitness of the aqueous environment for living organisms?

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#Question id: 4127

#Unit 3. Fundamental Processes

Which one of the following statements about ribosomes is true?