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#Question id: 3284


The fitness of three genotype are A1A1 < A1A2 = A2A2) Which of the following observation correct?

#Section 3: Genetics, Cellular and Molecular Biology
  1. Directional selection against dominant allele A1

  2. Directional selection against recessive allele A1

  3. Directional selection against dominant allele A2

  4. Directional selection against recessive allele A2

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#Question id: 3696

#Section 3: Genetics, Cellular and Molecular Biology

In eukaryotes, which of the following DNA polymerase is required for mitochondrial DNA replication?

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#Question id: 3697

#Section 3: Genetics, Cellular and Molecular Biology

In the Meselson-Stahl DNA replication experiment, what percent of the DNA was composed of one light strand and one heavy strand after one generation of growth in 14N containing growth media?

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#Question id: 3698

#Section 3: Genetics, Cellular and Molecular Biology

In this diagram of the process of DNA replication at a replication fork, the strand labeled B is the:

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#Question id: 3699

#Section 3: Genetics, Cellular and Molecular Biology

In this diagram of the process of DNA replication at a replication fork, the black boxes labeled D and E are:

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#Question id: 3700

#Section 3: Genetics, Cellular and Molecular Biology

In the Meselson-Stahl DNA replication experiment, if the cells were first grown for many generations in 15N containing media, and then switched to 14N containing media, what percent of the DNA had 1 light strand and 1 heavy strand after 2 generations of growth in 15N growth media?

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#Question id: 3701

#Section 3: Genetics, Cellular and Molecular Biology

Frederick Griffith accidentally discovered transformation when attempting to develop a vaccine for pneumonia. He injected mice with samples from S-strain (virulent) and/or R-strain (nonvirulent) pneumococci bacteria (Streptococcus pneumoniae). Which of the following results is NOT consistent with Griffith's experiments?