1) explain the relationship between continental drift and the formation of the earth’s oceans?

2)how did volcanoes affect the origins of the seas?

3) describe the hydrologic cycle as if you were a particle of water going through it.

4) how are changes in climate and the hydrological cycle affecting the environment and your future?

Scientists are conducting a study on the effectiveness of a new drug on memory loss. they are giving some of the test subjects the new drug to find out if it improves their long-term memory. which are possible limitations of this study? check all that apply. a) test subjects may want to participate in additional experiments. b) test subjects may think they should be paid more. c) test subjects may get bored and want to quit early. d) test subjects may have to travel during the experiment. e) test subjects may have full-time jobs. this is multiple choice. you for the !

Is genetic diversity the same as genetic variation?

Why does sexual reproduction result in more genetic variation in a species