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TLS Online TPP Program

#Question id: 125

Regions on cell membranes called lipid rafts form because

#Section 2: General Biology

  1. membrane proteins form them.

  2. cholesterol preferentially associates with sphingolipids.

  3. certain membrane protein patches aggregate.

  4. cholesterol and proteins bind to form them.

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TLS Online TPP Program

#Question id: 4330

#Section 3: Genetics, Cellular and Molecular Biology

Proto-oncogenes can change into oncogenes that cause cancer. Which of the following best explains the presence of these potential time bombs in eukaryotic cells?
TLS Online TPP Program

#Question id: 4331

#Section 3: Genetics, Cellular and Molecular Biology

In eukaryotic cells, transcription cannot begin until
TLS Online TPP Program

#Question id: 4332

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following is not true of a codon?
TLS Online TPP Program

#Question id: 4333

#Section 3: Genetics, Cellular and Molecular Biology

The anticodon of a particular tRNA molecule is
TLS Online TPP Program

#Question id: 4334

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following is not true of RNA processing?
TLS Online TPP Program

#Question id: 4335

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following mutations would be most likely to have a harmful effect on an organism?