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TLS Online TPP Program

#Question id: 8289

The term convergent evolution is most applicable to which of the following features?

#XL - T Zoology
  1. the legless condition found in various lineages of extant lizards
  2. the five-digit condition of human hands and bat wings
  3. the fur that covers Australian moles and North American moles
  4. the bones of bat forelimbs and the bones of bird forelimbs
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TLS Online TPP Program

#Question id: 15342

#XL - S Microbiology

The heavy chain is then expressed on the cell surface in combination with the surrogate light chain, which is made up of_______________, together they form the pre-B-cell receptor,
TLS Online TPP Program

#Question id: 15406

#XL - S Microbiology

Which method of gene transfer involves direct contact between the bacteria?
TLS Online TPP Program

#Question id: 15407

#XL - S Microbiology

The end result of F factor mediated conjugation:
TLS Online TPP Program

#Question id: 15408

#XL - S Microbiology

Which of the following is not a protein or group of proteins required for conjugation to occur?
TLS Online TPP Program

#Question id: 15409

#XL - S Microbiology

 A heterozygous trihybrid corn plant is testcrossed and the following progeny are produced (all traits are recessive to their wildtype alternative);
          booster                              6
          booster, silkless                  137       
          booster, liguleless, silkless      291
          liguleless                          142
          liguleless, silkless                  3
          silkless                            30
          booster, liguleless                  34
          wildtype                            339
What is the order of the loci on the chromosome? 
TLS Online TPP Program

#Question id: 15446

#XL - S Microbiology

Hyper IgM syndrome caused by mutation in?