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#Question id: 3331


Which one of the following statements is INCORRECT?

#Section 3: Genetics, Cellular and Molecular Biology
  1. Stabilized natural selection introduce heterogeneity in population 

  2. Direction natural selection introduce new allele within population

  3. Disruptive natural selection, organisms is diversifies to adopted for different type of resource

  4. Direction natural selection is more common type of selection during course of evolution

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#Question id: 3561

#Section 3: Genetics, Cellular and Molecular Biology

During which phase of meiosis does independent assortment occur?

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#Question id: 3562

#Section 3: Genetics, Cellular and Molecular Biology

In cats, blood-type A results from an allele (IA) that is dominant over an allele (iB) that produces blood-type B. There is no O blood type. Two heterozygous was intercross. What is the probability of first offspring blood-type B?

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#Question id: 3563

#Section 3: Genetics, Cellular and Molecular Biology

Independent assortment is based on the random separation of homologous pairs of chromosomes in anaphase I of meiosis; it takes place when genes encoding two characters are located

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#Question id: 3564

#Section 2: General Biology

Population locus with four alleles. How many genotypes are present in the population?

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#Question id: 3565

#Section 3: Genetics, Cellular and Molecular Biology

Mendel crossed yellow-seeded and green-seeded pea plants and then allowed the offspring to self-pollinate to produce an F2 generation. The results were as follows: 6,022 yellow and 2,001 green. Which of the following statements correctly describes the relationship of the allele for green seeds to the allele for yellow seeds?

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#Question id: 3566

#Section 3: Genetics, Cellular and Molecular Biology

Two organisms, with genotypes BbDD and BBDd, are mated. Assuming independent assortment of the B/b and D/d genes, determine the genotypic ratios in offspring that would occur.