What does the red node represent? (choose all that apply) Question 1 options:

The common ancestor of species A, B, and C

The common ancestor of species A and B

A speciation event

The common ancestor of species B and C

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

Which locations on the map are low-pressure areas? a b c d e

Which two criteria must be met before scientist can use radiocarbon dating? explain your answer