nbme qq - syndrome

[ArchivalUser]

A geneticist has artificially produced a microorganism that contains a new combination of genes. He wants to know if recombination or transposition has occurred. The major difference between these two processes is that recombination involves which of the following?
A ) DNA repair
B ) Endonuclease sites
C ) Gene rearrangement
D ) Homologous sites
E ) Sites on the same chromosome

[ArchivalUser]

B)

[ArchivalUser]

what about this one

[ArchivalUser]

you need restriction endonucleases to recombine genes at restriction sites

[ArchivalUser]

ddddddd base sequence homology