Answer:
Electrolytes
Explanation:
Ions that regulate metabolic pressure are called electrolytes.
Answer:
Homologous structures are structures that are similar in related organisms because they were inherited from a common ancestor. These structures may or may not have the same function in the descendants. ... They also have the same function. However, wings evolved independently in the two groups of animals
I would say C. because when you weigh yourself it and you've lost a few pounds almost always it is from water loss.