An indicator species is an organism whose presence, absence or abundance reflects a specific environmental condition. Indicator species can signal a change in the biological condition of a particular ecosystem, and thus may be used as a proxy to diagnose the health of an ecosystem.
No
Explanation:
It should say I message not messages.
Hope it helps
(Anaphylaxis) is used to treat an anaphylactic reaction to a medication.
Synopsis is the level of evidence the nurse is using through the use of the abstract.
<h3>What is Synopsis?</h3>
This is defined as a brief summary of a book or a piece of writing contains only the important points.
Abstract of a study also contains the same type of summarized content a synopsis contains which makes it the most appropriate choice.
Read more about Synopsis here brainly.com/question/1661803
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