The evolution of mating systems is most likely affected by

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#Question id: 3384

#Section 2: Evolution

In a sample from an African population, the frequency of blood group allele IA, IB and IO were 0.30, 0.20 and 0.50 respectively. What is expected number of homozygous and heterozygous respectively when population size 1200?

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#Question id: 9578

#Section 1: Ecology

Bergmann’s rule states that,

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#Question id: 15722

#Section 2: Evolution

The variation that arises is directed toward fixed goals, so that a species evolves in a predetermined direction by some kind of internal drive, without the aid of natural selection. This hypothesis is known as,

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#Question id: 10616

#Section 1: Ecology

In a study of tree dispersion in a forest, we divided the forest into 1 sq km grid cells, choose 50 of them at random, and counted the number of trees in each cell. The means to variance ratio of the counts of trees per cell was much less than 1. What does this tell us about the spatial distribution of the trees?

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#Question id: 10619

#Section 1: Ecology

Which of the following is incorrect?