A, B and C start at the same time in the same direction to run around a circular stadium . A completes a round in 252 seconds , B in 308 seconds and C in 198 seconds all starting at the same point . After what time will they meet again at the starting point ?

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#Question id: 11261

#Section 1: Ecology

Which of the following kinds of social interactions cannot be favoured by natural selection under any circumstance?

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#Question id: 10621

#Section 2: Evolution

One life history trait that is not characteristic of very small sized organisms is

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#Question id: 3289

#Section 2: Evolution

If, someday, an archaean cell is discovered whose SSU-rRNA sequence is more similar to that of humans than the sequence of mouse SSU-rRNA is to that of humans, the best explanation for this apparent discrepancy would be

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#Question id: 16892

#Section 3: Mathematics and Quantitative Ecology

A test to screen for a serious but curable disease is similar to hypothesis testing, with a null hypothesis of no disease, and an alternative hypothesis of disease. If the null hypothesis is rejected treatment will be given. Otherwise, it will not. Assuming the treatment does not have serious side effects, in this scenario it is better to increase the probability of:

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#Question id: 3353

#Section 2: Evolution