A team of conservation biologists, surveying a population of frogs on an island, captured and marked 312 individuals in the first sample. In a second sampling, 3 days later, the team caught 140 individuals of which 26 were previously marked. The total number of frogs on the island is estimated to be . (Use decimal notation, not fractions or percentage)

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#Question id: 5965

#General Aptitude

Which two months in a year have the same calendar?

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#Question id: 3216

#Unit 11. Evolution and Behavior

The frequency of galactosemia is approximately 1 in 40,000 live births. The frequency of the carrier state can be calculated as

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#Question id: 18998

#Unit 13. Methods in Biology

Chromatography is a physical method that is used to separate and analyse

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#Question id: 5396

#General Aptitude

If the mean of a,b,c is M and ab+bc+ca=0        then the mean of a^2,b^2,c^2 is:

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#Question id: 5787

#Unit 8. Inheritance Biology

A spontaneous mutation usually originates as an error in