Which of the following people has the greatest risk of developing schizophrenia?

A) Sarah, whose sister is schizophrenic
B) Rick, whose identical twin is schizophrenic
C) Ann, whose father is schizophrenic
D) Jason, whose fraternal twin is schizophrenic

Patricia is told by her physician that her body and brain chemistry have physically adapted to the drug and that she has become dependent on the tranquilizers prescribed for her by another doctor.

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 the proteins in connectivity tissues of your foot examples of?