Examlex
Vectors usually contain _ such as antibiotic resistance genes or fluorescent tags.
Preoperational Thought
A stage in Jean Piaget's theory of cognitive development where children aged 2-7 years begin to engage in symbolic play and struggle with logic and taking the perspective of others.
Irreversibility
Lack of recognition that actions can be reversed.
Egocentrism
In developmental psychology, a characteristic of children's thinking during the preoperational stage, where they are unable to see situations from perspectives other than their own.
Centration
Focusing on one dimension of a situation while ignoring others.
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