type of learning that can occur only during a brief period of early life and results in a behavior that is difficult to modify through later experiences is called

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#Question id: 8922

#Section 2: Evolution

Which statement is most consistent with the hypothesis that the Cambrian explosion was caused by the rise of predator-prey relationships?

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#Question id: 10756

#Section 1: Ecology

Which of following is correct about interaction?

A) Population growth of each species is limited more by intraspecific competition than by interspecific competition.

B) The species with the greater initial abundance wins out.

C) Population of each species coexist and reach at stable equilibrium point

D) Population growth of each species is limited by only intraspecific competition

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#Question id: 10822

#Section 2: Evolution

When two organisms attempt to utilize the same resource, the result is:

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#Question id: 16877

#Section 3: Mathematics and Quantitative Ecology

Assume the cholesterol levels in a certain population have mean μ= 200 and standard deviation σ = 24. The cholesterol levels for a random sample of n = 9 individuals are measured and the sample mean x is determined. What is the z-score for a sample mean x = 180?

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#Question id: 12442

#Section 1: Ecology

At low population densities, dispersers