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TLS Online TPP Program

#Question id: 1440

Which of the following is NOT evidence that smoking causes lung cancer?

#Section 3: Genetics, Cellular and Molecular Biology

  1. Epidemiological rates of lung cancer dramatically increased after more people started to smoke.

  2. Exposure of lung cells to the active carcinogen found in cigarettes causes mutations in p53.

  3. Mutations in p53 are found in the same codons in patients with lung cancer who smoke as in cultured cells treated with benzo(a)pyrene.

  4. Epidemiological rates of lung cancer in women increased years after the rates in men increased.

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TLS Online TPP Program

#Question id: 23193

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

When you try to image two fluorescent spots separated by 75 nm the fluorescence overlap so much that they look like one spot. Which microscopy can resolve this?
TLS Online TPP Program

#Question id: 3951

#Section 3: Genetics, Cellular and Molecular Biology

Which cytoplasmic fibrils are most like the nuclear lamins?
TLS Online TPP Program

#Question id: 17275

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

which of the following statement is incorrect about Clustal?
TLS Online TPP Program

#Question id: 425

#Section 4: Fundamentals of Biological Engineering

Which is usually the slowest way to regulate a reaction in a metabolic pathway?
TLS Online TPP Program

#Question id: 1878

#Section 2: General Biology

Which of the following is the most prevalent primary immunodeficiency disease?