It can't come soon enough can it
lmf. aoo

Who tryna talk n chill, cuz this ni. g.g. a bored

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

Veins have a much lower blood pressure than arteries. which of these prevents backflow of blood in veins? a. pressure applied by the heart b. one–way valves in veins c. thin muscular walls of veins

Which of the following is a reason why early living organisms on earth could not have survived on the surface? 1. the lack of an ozone layer 2. the lack of oxygen in the atmosphere 3. the fact that these organisms were single-celled