Answer:
ATP
Explanation:
This is becausethe substance contains energy
Answer:
A. Salivation at the sound of a bell
Explanation:
It is correct on PLATO
Answer:
Domain Eukarya
Explanation:
There are only three domains; the Archaea, Eukarya, and Bacteria. Domain Eukarya came from the first prokaryotic cells billions of years ago.
Earth's history. In the worst one, 250 million years ago, 96 percent of marine species and 70 percent of land species died off. It took millions of years to recover.
Answer: salt
Freshwater is defined as having a low salt concentration, usually less than 1%.
Explanation:
Freshwater refers to the bodies of water that contain very low levels of dissolved salts. So, freshwater are unique for their low salt content (about 0.5% of salt) compared to the sea water with high salt content.
Examples of freshwater include rivers and spring
