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#Question id: 3553


Diploid cell genotype AaBb undergoes meiosis that generates new combinations of alleles by which mechanism when gene A and B located on the same chromosome?  

#Section 3: Genetics, Cellular and Molecular Biology
  1. It arises from independent assortment, the random segregation of chromosomes in anaphase I of meiosis.

  2. It arises from crossing over the exchange of genetic material in prophase I of meiosis.

  3. It arises from random arrangement of maternal and paternal chromosome

  4. It arise from splitting of hybrid

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#Question id: 3254

#Section 3: Genetics, Cellular and Molecular Biology

Consider a single locus with 2 alleles which are at Hardy-Weinberg equilibrium. If the frequency of the heterozygous genotypes is 0.42, what is the frequency of one homozygote in the population?

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#Question id: 3255

#Section 3: Genetics, Cellular and Molecular Biology

The body weight of offspring of bird species is range between 12 gm to 18 gm. In a laboratory experiment, species was subjected to selection pressure having influence on the offspring body weight. After many generations of experimental selection pressure, the body weight range between 16 gm to 24 gm. Which of the following natural selection operate on this species?

TLS Online TPP Program

#Question id: 3255

#Section 3: Genetics, Cellular and Molecular Biology

The body weight of offspring of bird species is range between 12 gm to 18 gm. In a laboratory experiment, species was subjected to selection pressure having influence on the offspring body weight. After many generations of experimental selection pressure, the body weight range between 16 gm to 24 gm. Which of the following natural selection operate on this species?

TLS Online TPP Program

#Question id: 3256

#Section 3: Genetics, Cellular and Molecular Biology

There are three alleles, A1, A2, and A3, whose frequencies are equal abundance. According the Hardy-Weinberg equilibrium

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#Question id: 3257

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following statements about evolution is NOT true?

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#Question id: 3258

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following incorrect about genetic drift