Which of the following describes the correct relationship between nephron function and blood pressure? 1) Hypertension can occur if too little water is reabsorbed by the collecting ducts.
2) Hypertension can occur if too much water is reabsorbed by the collecting ducts.
3) Hypertension can occur if too little water is reabsorbed by the loop of Henle.
4) Hypertension can occur if too much water is reabsorbed by the loop of Henle.

Indicate whether the following statements about the biases in the fossil record are true or false. a) inland species are more likely to be preserved than marine species b) organisms with hard body parts are more likely to be preserved than are those composed soft tissues. c) species that existed over a larger area are more likely to be preserved than species existing over a smaller area. d) organisms that lived very long ago are more likely to be found as fossils than organisms that lived relatively recently e) the fossils of larger organisms are more likely to be found than the fossils of smaller organisms

What are tissues? a groups of tissues that work together b basic units of structure and function c groups of cells that perform the same function d multiple organs that perform a major function

What advantage does a crop that undergoes vegetative reproduction have over plants that start from the seed? 1points a they store nutrients. b they can travel farther. c they experience more genetic variation. d they only occur in high-resource environments.