In a human population, the gene frequencies of the alleles for the ABO system are as follows:

A = 29%                         B = 7%                                    0=64%

Assuming complete random mating and Hardy-Weinberg equilibrium,

What are the blood type A frequencies in this population?

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#Question id: 12460

#Section 1: Ecology

The realized niche of an organism is

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#Question id: 12466

#Section 1: Ecology

Which of the following is a density-independent factor that could limit a population of high-altitude butterflies?

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#Question id: 12467

#Section 1: Ecology

Review the formula for effective population size. Imagine a population of 1,000 small rodents. Of these, 300 are breeding females, 300 are breeding males, and 400 are nonbreeding  juveniles.  What is the effective  population size?

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#Question id: 12468

#Section 1: Ecology

If the sex ratio in a population is significantly different from 50:50, then which of the following will always be true? 

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#Question id: 10674

#Section 1: Ecology

In Lotka-Volterra competition models, if K2/β > K1 and K1/α > K2, then:

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#Question id: 10673

#Section 1: Ecology

Which of following attributes of parasite agent acts as a biological control is not necessary?