<span>During the twentieth century, absolute date was added to the relative time scale. </span>Geologic time scale uses both relative and absolute dating techniques. <span>Soon after the discovery of radioactivity, geologists used radioactive isotope decay to develop a method for determining absolute ages of rocks</span>
Answer:
BRYAN!!! stop cheating this is your teacher if you are caught again you will be getting a message home and a suspension
Explanation:
Hi! glycolipids and glycoproteins are important Because it helps to stabilise membrane structure.
D. Cannot repopulate the world with endangered organism