Question 12
The stage of the cell cycle when DNA replication occurs is .

a anaphase
b prophase
c interphase
d telophase

Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above

The earth formed roughly 4.5 billion years ago, yet evidence of life dates back to about 3.5 billion years ago. which one is not a possible hypothesis of how life on earth arose?

Drag the tiles to the boxes to form correct pairs. match the causes with their effects cause: tectonic plates at transform boundaries experience friction. cause: tectonic plates at transform boundaries experience friction. cause: earth is covered by a crust that runs miles deep.