Final answer:
In biology, symbiotic relationships examine the interactions between organisms and can be harmful, neutral, or helpful. Examples of harmful symbiotic relationships include parasitism, while mutualism is an example of a helpful symbiotic relationship.
Step-by-step explanation:
In biology, the concept of harmful, neutral or helpful interactions among organisms is often studied under the topic of symbiotic relationships. Symbiosis refers to the close and persistent interactions between different species.
Examples of harmful symbiotic relationships include parasitism, where one species benefits at the expense of the other, while mutualism is an example of a helpful symbiotic relationship where both species benefit from the interaction.