Which statement represents the best explanation for the observation that the nuclear DNA of wolves and domestic dogs has a very high degree of homology?

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#Question id: 15340

#XL - S Microbiology

Serrogate light chain formation takes place in 

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#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,

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#Question id: 15406

#XL - S Microbiology

Which method of gene transfer involves direct contact between the bacteria?

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#Question id: 15407

#XL - S Microbiology

The end result of F factor mediated conjugation:

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#Question id: 15408

#XL - S Microbiology

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

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#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?