A team of ecologists are studying four different ecosystems

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

Aside form a students id, what is another card a collage student use to obtain discounts

The tendency to seek out individuals who represent the same level of physical attractiveness as ourselves is explained as