The chances of a person being alive who is now 35 years old, till he is 75 are 8 : 6 and of another person being alive now 40 years old till he is 80 are 4 : 5. The probability that at least one of these persons would die before completing 40 years hence is

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#Question id: 21390

#Unit 12. Applied Biology

Suspension culture used for___

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#Question id: 23571

#Unit 8. Inheritance Biology

In an individual heterozygous, the abnormal chromosome loops out during chromosome pairing in prophase I, in which condition?

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#Question id: 1465

#Unit 4. Cell Communication and Cell Signaling

Which of the following processes do normal proto-oncogenes typically exhibit?

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#Question id: 15850

#Unit 4. Cell Communication and Cell Signaling

For innate and adaptive immunity to work together, these two systems must be able to communicate with one another. This communication is achieved by both cell-cell contact and by soluble messengers. Most of these soluble proteins are growth factor–like molecules known by the general name cytokines. Which of these molecule can work as communicator between innate and adaptive immunity?

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#Question id: 12261

#Unit 10. Ecological Principles

When a person removed the predator Pisaster from rocky intertidal areas, the diversity of prey animals changed from 15 to __________.