Calculate the mean (average) for #1. What is the answer?

Who can you think of that has an a in their first name and a b in their last name?

An ancient marble statue is moved from a rural location to a highly polluted city explain how the move might affect the statue and why you think so

How are 3-d printers useful in studying evolution? a. to color the fossils of organisms b. to create clones of extinct organisms c. to create replicas of fossils d. to prepare paper cutouts of organisms e. to study the composition of fossils