introns are removed during transcription, and RNA ligase joined the remaining exons to form a complete mRNA strand.
for the MC on "who has the trait" i felt it was C (i think) where it was the mother of I-2 who had the trait, because being a x-linked dominant, I-2 will inherit the father's Y chromosome, so for him to show the trait his mother must carry the X(bad) chromosome. being dominant means she will have the trait even when in a heterozygote
i need help people! for the migrating group question, was it asking for the process that occured or the name of the group? i know the process was founder effect, so i said the group name was founder group lol, correct or what was the proper answer?