Which of the following accurately describes the process that results in a trench, rising magma bodies, and a continental volcanic arc? a. a continental plate plunges beneath an oceanic plate at a subduction zone. b. two oceanic plates pull away from each other along a mid-ocean ridge. c. an oceanic plate plunges beneath a continental plate at a subduction zone. d. two continental plates pull away from each other along a continental rift zone.

What must happen before meiosis can begin? a. four gametes must be produced b. the four tetrads must be pulled apart c. dna doubles and produces sister chromatids d. the cell membrane pinches together

Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a.earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c.earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.

Which enzymes break down carbohydrates?