Consider a diploid population at Hardy-Weinberg equilibrium. For a locus with two alleles, the frequency of the A1A1 genotype is 0.04) The frequency of A2 allele is

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#Question id: 12312

#Section 1: Ecology

Feeding behavior with a high energy intake- to- expenditure ratio is called

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#Question id: 12343

#Section 1: Ecology

Hybrids between some related species of plants are sterile because the parent plants had different chromosome numbers. Occasionally the chromosome number of such a hybrid  plant doubles spontaneously. Which of the following best describes the descendants of those plants with the double chromosome number?

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#Question id: 11357

#Section 1: Ecology

In the Lotka-Volterra population models for predator and prey, what is the consequence of an increased birth rate of prey?

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#Question id: 3258

#Section 2: Evolution

Which of the following incorrect about genetic drift

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#Question id: 3480

#Section 2: Evolution

Which of the following statements about learning and behavior is correct?

A) Operant conditioning involves associating a behavior with a reward or punishment.

B) Associative learning involves linking one stimulus with another.

C) Behavior can be modified by learning, but some apparent learning is due to maturation.

D) Imprinting is a learned behavior with an innate component acquired during a sensitive period.