Describe an example of a fossil that consists of an entire organism

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?

Nerve cells are specialized to respond to stimulitrue or false?

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?