Examlex
Adaptive immunity depends upon the activity of what type of cells?
Fraternal Twins
Twins that result from the fertilization of two different eggs by two different sperm, resulting in siblings that are not genetically identical.
Schizophrenic Disorders
A category of mental health disorders characterized by significant alterations in perception, thoughts, mood, and behavior, often involving delusions, hallucinations, and disorganized speech.
Positive Symptoms
Symptoms of disorders, such as schizophrenia, that include manifestations of unusual or exaggerated behaviors, thoughts, or perceptions.
Negative Symptoms
Features often found in psychiatric conditions, such as lack of pleasure in everyday life, lack of ability to start and sustain planned activities, or speaking little even when forced to interact.
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