A bag contains 7 red, 5 blue, 4 white and 4 black balls. Then the probability that a ball drawn at random is red or white is

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#Question id: 3861

#Unit 3. Fundamental Processes

_ are sequences that are removed from primary transcripts, and _ are sequences that remain present in mature mRNA molecules.

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#Question id: 18080

#Unit 9. Diversity of Life Forms

The following are all adaptations to life on land except

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#Question id: 29489

#Unit 6. System Physiology – Plant

The ribotide and riboside forms of trans-zeatin can be interconverted, and free transzeatin can be formed from the ribotide by the

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#Question id: 16102

#Unit 7. System Physiology – Animal

When the temperature of environment is above 34 degrees, the only heat loss mechanism is

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#Question id: 19076

#Unit 6. System Physiology – Plant

Pathogen Pseudomonas  produces toxins which causes avirulence, known as