Which statements are true about the phosphorus cycle? Select all correct answers. A) Phosphate flows from the atmosphere to the geosphere.

B) Phosphorus is stored in only abiotic reservoirs.

C) Weathering releases phosphate from rocks.

D) Phosphate is taken up by producers in aquatic ecosystems.

Where do the respiratory and circulatory systems meet? a. in the heart b. in the muscles c. in the lungs d. in the brain

This class has taught you that the use of science and medicine in practical ways has become an international endeavor. one of the greatest examples of an international science accomplishment is which allows the profiling of human dna, useful not only to science but also medicine. a) forensic science b) the fbi c) the human genome project d) bioterrorism

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this