In Approximately% of People Diagnosed as Having a Neurodevelopmental Disorder,no

question 42

Multiple Choice

In approximately% of people diagnosed as having a neurodevelopmental disorder,no organic cause or brain dysfunction has been identified.

• A)75
• B)40
• C)90
• D)25
• E)60

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Definitions:

Symbiotic

A close and often long-term interaction between two different biological species, which may be beneficial, harmful, or neutral to the parties involved.

Zooxanthellae

Endosymbiotic, photosynthetic dinoflagellates found in certain marine invertebrates; their mutualistic relationship with corals enhances the corals’ reef-building ability.

Peptidoglycan

A polymer consisting of sugars and amino acids that forms a mesh-like layer outside the plasma membrane of most bacteria, providing structural strength.

Chitin

A nitrogen-containing structural polysaccharide that forms the exoskeleton of insects and the cell walls of many fungi.