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#Question id: 3781


Hershey and Chase used a DNA-based virus for their work. How might the results have been different if they had used an RNA virus?

#Section 3: Genetics, Cellular and Molecular Biology
  1. With an RNA virus, radioactive protein would have been in the final pellet.

  2. With an RNA virus, radioactive RNA would have been in the final pellet.

  3. With an RNA virus, neither sample would have had a radioactive pellet.

  4. With an RNA virus, the protein shell would have been radioactive in both samples.

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#Question id: 3528

#Section 3: Genetics, Cellular and Molecular Biology

Consider the following cross:

A/a ; B/b ; C/c ; D/d ; E/e  X a/a ; B/b ; c/c ; D/d ; e/e

What proportion of progeny will phenotypically resemble the first parent?

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#Question id: 3529

#Section 3: Genetics, Cellular and Molecular Biology

Mendel crossed tall and round seeded pea plants with dwarf and wrinkle seeded pea. The F1 plants were all tall and round seed. What is the probability of tall plant with wrinkle seed in F2 generation?

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#Question id: 3530

#Section 3: Genetics, Cellular and Molecular Biology

Mendel’s law of segregation, as applied to the behavior of chromosomes in meiosis, means that:

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#Question id: 3531

#Section 3: Genetics, Cellular and Molecular Biology

Due to independent assortment resulting gamete is

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#Question id: 3532

#Section 3: Genetics, Cellular and Molecular Biology

In a plant species, flower color purple is dominant over white. One such purple-flowered plant upon selfing produced 35 viable plants, of which 9 were white flowered and the rest were purple flowered. What fraction of these purple-flowered progeny is expected to be pure purple-flowered line?

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#Question id: 3533

#Section 3: Genetics, Cellular and Molecular Biology

What would be the frequency of dominant phenotype for all character individuals from a mating of two AaBbCc individuals?