Examlex
__________ mutations occur in the promoter or operator region of a gene or set of genes and affects the expression of the downstream genes without affecting the amino acid sequences of the gene products.
Formal-Operational
Formal-operational stage is a phase in Piaget's theory of cognitive development when individuals gain the ability to think abstractly, logically, and systematically.
Intuitive Stage
A stage in Piaget's theory of cognitive development, occurring roughly between the ages of 4 and 7, where children start using intuition and perception but lack logical reasoning.
Concrete-Operational Stage
A phase in cognitive development, identified by Jean Piaget, where children begin to understand concrete, logical operations and can solve problems with physical objects.
Piagetian Stage
Stages of cognitive development proposed by Jean Piaget that describe how children's ability to think and reason evolves as they grow older.
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