what can be defined as a long-term relationship between individuals of different biological species that typically results in a benefit for at least one of the individuals.

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.

Mineral rich water heated by newly found oceanic crust escapes through cracks in the ocean floor called

One of the reasons that stars are so large is because