Throwback Question: Scientists theorize that it took a billion years or more for oxygen in the atmosphere to reach the levels of
today. Based on this idea, the first cells could be classified as which of the following?
1 point
aerobic
anaerobic
eukaryotic
protista
1 answer:
Answer:
anaerobic i think
Explanation:
You might be interested in
With increase in altitude atm pressure decreases... :)
Answer: as fat is to lipid
Explanation:
Those things are stored inside your body. Hope this helps! ^-^
A is the answer because it multiplies itself by 3 each time
The founder effect is the answer