Answer: CO2 was the big driver of global warming at the end of the Ice Age." ... Comparing the global set of temperature records with the levels of CO2 in the ancient air bubbles trapped in ice cores reveals that global average temperatures started to rise at least a century after CO2 levels began to creep up
Explanation:
Answer:
Before meiosis actually begins, the DNA that is packaged into chromosomes must be fully copied.
Answer:
Spinal cord
Explanation:
The PNS consists of the nerves and ganglia outside the brain and spinal cord.