If a fair die is rolled 4 times, then what is the probability that there are exactly 2 sixes ?

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#Question id: 23364

#General Aptitude

Sometimes it has been witnessed that in a large class, students are trying to ditch their teacher in disciplinarian art. In your opinion the problem lies with

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#Question id: 10967

#Unit 7. System Physiology – Animal

A 21-year-old female, blood type B, is undergoing surgery. Her platelet count is 75,000/μl. She will need platelet infusions before and during surgery. Which of the following blood types would be used to collect platelets that are compatible with the patient?

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#Question id: 10505

#Unit 6. System Physiology – Plant

Pseudomonas aeruginosa can alleviate the symptoms of abiotic stress by releasing of antibiotics, the amounts of the compounds released by P. aeruginosa are controlled by

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#Question id: 4565

#Unit 11. Evolution and Behavior

Darwinʹs mechanism of natural selection required long time spans in order to modify species. From whom did Darwin get the concept of Earthʹs ancient age?

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#Question id: 6942

#Unit 5. Developmental Biology

How long does embryonic development (before 1st instar larva hatches) take in this organism?