The nickname given to coral reefs in the article compares them to what feature of the
land?

Where would you most likely not find an alpine glacier? the himalayas the rockies the andes flat areas of antarctica

Hurry which of these is true about index fossils? a) are very scarcely found b) used as guides in relative dating c) found in the youngest layer of the rock d) used as reference points in absolute dating

Guard cells control which event? the growth of plants capture of solar energy gas exchange in leaves water absorption in roots