TLS Online TPP Program

#Question id: 1063


A key feature of all viral infections is the

#Unit 4. Cell Communication and Cell Signaling
  1. integration of viral DNA into host DNA.

  2. disintegration of host DNA.

  3. addition of a lipid membrane to the virus.

  4. separation of viral nucleic acid from the capsid.

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TLS Online TPP Program

#Question id: 3696

#Unit 3. Fundamental Processes

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

TLS Online TPP Program

#Question id: 3697

#Unit 3. Fundamental Processes

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?

TLS Online TPP Program

#Question id: 3698

#Unit 3. Fundamental Processes

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

TLS Online TPP Program

#Question id: 3699

#Unit 3. Fundamental Processes

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

TLS Online TPP Program

#Question id: 3700

#Unit 3. Fundamental Processes

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?

TLS Online TPP Program

#Question id: 3701

#Unit 3. Fundamental Processes

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?