[Solved] About how many stars are visible on a clear, dark night with the naked eye alone? A)a few dozen B)a few hundred C)a few thousand D)tens of thousands E)millions and millions Phobia: An irrational and excessive fear of an object, situation, or activity that leads to avoidance behavior and emotional distress. Allergic Reaction: An immune system response to a foreign substance (allergen) that is not typically harmful to the body. Symptoms can range from mild (rashes, hives, itching) to severe (anaphylaxis). Mock Midterm: A simulated examination designed to mimic the structure and content of a midterm assessment, aimed to prepare students for the actual test. Biology: The scientific study of life and living organisms, including their structure, function, growth, evolution, and distribution.