An invasive species is a species that is not native to a specific location, and that has a tendency to spread to a degree believed to cause damage to the environment, human economy or human health.
Answer:atom
Explanation:because it is defined as the smallest form of any given elemental item
C. Because they contain water ammonia, and methane
I think the respiratory system and circulatory system
Answer:
1. Aqueous solutions of acids are electrolytes, meaning that they conduct an electrical current.
2. Acids have a sour taste.
3. Acids change the color of certain acid-base indicators.
4. Acids react with active metals to yield hydrogen gas.
Explanation:
I looked it up.