What type of plate boundary may have existed in Pennsylvania in the distant past? Explain your reasoning. I will mark you brainelest

What is the phylum of soft bodied animals with a true bosy cavity and a three part body consisting of a foot visceral mass and a mantle

Ateam from new york presbyterian hospital is conducting a study about a recent increase in cases involving both excess sweating and kidney stones. what would the team need before it draws a conclusion about the cases? medications that are specifically designed to treat the sickness machines that are built to process blood and reduce symptoms until patients are healthy again data that profile the various patients who report these symptoms proof that the excess sweating is related to the excessive kidney stones

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?