Answer:
s
Explanation:
this is not a real answe :')
Answer:
Well I think your able to identify by looking at the Physical and Chemical Properties or by its Melting or boiling point.
Hopefully this is correct
Several species or warblers can live in the same spruce tree only because they occupy different nitches within the tree. Hope this helps!
Answer:
When calcium concentration increases during depolarization, it shifts the conformation of troponin and tropomyosin, and actin is able to associate with myosin. As calcium is taken up again by the sarcoplasmic reticulum the muscle cell relaxes.
