Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 11930
TLS Online TPP Program

#Question id: 2014

Some pathogens can undergo rapid changes resulting in antigenic variation. Which of the following is such a pathogen?

#Section 2: General Biology

  1. the influenza virus, which expresses alternative envelope proteins

  2. the strep bacteria, which can be communicated from patient to patient with high efficiency

  3. human papilloma virus, that can remain latent for several years

  4. the causative agent of an autoimmune disease such as rheumatoid arthritis

More Questions
TLS Online TPP Program

#Question id: 14650

#Section 1: Engineering Mathematics
TLS Online TPP Program

#Question id: 15104

#Section 1: Engineering Mathematics

If A & A2= kA + 14|, then   k=.. . 
TLS Online TPP Program

#Question id: 3808

#Section 3: Genetics, Cellular and Molecular Biology

Fibroblast cells from several different xeroderma pigmentosa patients were cultured, then fused in intergenic complementation studies. Which cell fusions would not result in a hybrid capable of repairing damaged DNA?
TLS Online TPP Program

#Question id: 3899

#Section 3: Genetics, Cellular and Molecular Biology

Which one of the following classes of genes is involved in specifying the localization of organs in the Drosophila embryo?
TLS Online TPP Program

#Question id: 3563

#Section 3: Genetics, Cellular and Molecular Biology

Independent assortment is based on the random separation of homologous pairs of chromosomes in anaphase I of meiosis; it takes place when genes encoding two characters are located