Examlex
Many tropical ferns live on other plants without withdrawing nutrients from them. These ferns are said to be ____.
Theories
Systematic, organized sets of concepts and propositions that are designed to explain and predict phenomena within certain variables.
Mathematical Formulae
Standardized equations or expressions used to solve problems or represent theories and relationships in mathematics.
PsycINFO
A database maintained by the American Psychological Association that provides abstracts and indexing for literature in psychology and related fields.
Key Terms
Fundamental concepts or vocabulary within a specific domain or study.
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