Answer:
Chronic stress accelerates premature aging by shortening DNA telomeres. Each chromosome is like a DNA library with two protective caps on the end known as telomeres. As telomeres become shorter their structural integrity weakens, which causes cells to age faster and die younger.
Explanation
Answer:
She feels accomplished, successful, and happy.
Answer: Being generous is so important because it will come back to you later on in life. If you're mean to someone that might come back to you negatively.
I'm not 100% sure for 9, but 10 would be: "Whom", 11 would be "Wish", 12 is "wants"