Answer:
There are three general types of symbiosis: <em>mutualism, commensalism, and parasitism.</em> Based on the nature of the interaction between organisms, symbiotic relationships are loosely grouped into one of these types. Mutualism is a mutually beneficial relationship in which both organisms benefit.
Scholarly. Scholarly peer review (also known as refereeing) is the process of subjecting an author's scholarly work, research, or ideas to the scrutiny of others who are experts in the same field, before a paper describing this work is published in a journal, conference proceedings or as a book.
I'm not sure if this question is talking about neurons, but if it is... depolarization in a neuron leads to an "action potential."
The columns on the periodic table are called groups or families. The elements in the same group have similar properties. One of these particles is electrons.