Part A: Look at the following sequences of rocks and put the layers in order from oldest to youngest.

What best explains the inability for life to exist in earth early atmosphere

What is a sex-linked genetic disorder that disrupts the blood's ability to clot? a.achondroplasia b.huntington's disease c.hemophilia d.albinism

What type of appendages do sponges cnidarians roundworms annelids mollusks arthropods echinoderms and vertebrate have? jointed, not jointed, absent