Expansions and deletions of triplet<span> repeat sequences that cause human hereditary </span>
Answer:
Student 2
Explanation:
I think it is student 2 because differentiation is the dividing and changing of embryonic stem cells into cells that are specialized in structure and function. Some stem cells form liver cells, some heart cells, muscle cells.
Society adapts things discovered by science
I would say the left atrium of the heart