Examlex
A catalyst that is present in a different phase from the reacting molecules is called a(n)________ catalyst.
Immune System
The complex network of cells, tissues, and organs that protect the body against infection and disease.
Stressor
Any stimulus or event that causes stress to an organism, potentially triggering a physical or psychological response.
Gambling
The act of wagering money or goods on the outcome of an event with an uncertain result with the primary intent of winning additional resources.
Optimism
A tendency to maintain a positive outlook and expect the most favorable outcome in situations.
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