Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 18725
TLS Online TPP Program

#Question id: 6961

Do HOX genes play a role in the development of C. elegans?

#XL - T Zoology
  1. No, C. elegans does not have HOX genes
  2. No, C. elegans has HOX genes but none of them are used during development
  3. Yes, C. elegans has 4 clusters of HOX genes, just like mammals, that are required for specification of the identity of structures during embryogenesis
  4. Yes, but only one HOX gene is required in the embryo; the others provide positional identity in the larva
More Questions
TLS Online TPP Program

#Question id: 16869

#General Aptitude

Hardly had he left ………. his brother came.
TLS Online TPP Program

#Question id: 10574

#XL - T Zoology

Which of the following statements about the evolution of life histories is correct?
TLS Online TPP Program

#Question id: 4961

#XL - S Microbiology

An early consequence of the release of oxygen gas by plant and bacterial photosynthesis was to
TLS Online TPP Program

#Question id: 3755

#XL - Q Biochemistry

In E. coli, there is a mutation in a gene called dnaB that alters the helicase that normally acts at the origin of replication. Which of the following events would you expect to occur as a result of this mutation?
TLS Online TPP Program

#Question id: 2323

#XL - T Zoology

Prior to replication the DNA in the nucleus is in the form of a tangled mass called