three domains , archae- 1st appeared, prokaria- not closed by nucleus and eukaria closed by nucleus
Mammoths, sabertooth tigers, wooly rhinoceroses just a few.
If the element has not become an ion yet, then there is 73 electrons.
Number of protons = number of electrons**
**only when the element has not form an anion or cation.
Answer:
uhh either natural and reproductive pretty sure it's reproductive
Answer: Mouth. Liver. Esophagus.
Stomach. ...
Gall bladder. ...
Pancreas. ...
small intestine. ...
large intestine.
Explanation: