Evaluate the determinant of the matrix. ∣ ∣ ∣ ∣ − 4 5 6 0 4 4 − 2 − 5 4 ∣ ∣ ∣ ∣

The personal identification number that students need to apply for federal student aid

Which scenario describes intraspecific, indirect competition? a. a peacock defends its territory against another peacock. b. lions and hyenas compete for the same prey animals. c. a male black bear eats fish in an area of a lake, so other black bears can’t. d. different species of birds fight over spilled popcorn on the ground.

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