I need help with this pleasee

Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays

Anurse is caring for a 42-year-old client who is scheduled for an amniocentesis during the fifteenth week of gestation because of concerns regarding down syndrome. what other fetal problem does an examination of the amniotic fluid reveal at this time?

What material did the moon come from?