9. in 2006, some of carroll's lab mates made a breakthrough in their work with a strain of mice engineered to carry the human gene for huntington's.
why was their work considered a breakthrough?

answer: i feel like it would be group discussion

explanation:

click on the people icon, search it

~courtney

peace, morning, sun glooming, sorrow, woe pardon’d, punished, more hence, talk, story. all of these three words have to do something with a depressed, regretful tone. woe is another word for misery, heartache, so all of these words are about unhappy feelings.