Examlex
If all of the restriction fragments in a DNA digest were of very low molecular weight,then all of the fragments on the electrophoretic gel will be closest to the positive pole and furthest from the negative pole.
Secure Attachments
A type of attachment characterized by feelings of safety and security in relationships, often resulting from consistent and caring responses from caregivers in early childhood.
Siblings
Brothers or sisters; individuals having one or both parents in common.
Preoperational Stage
A stage in Piaget's theory of cognitive development, occurring roughly between the ages of 2 and 7, characterized by the development of language and symbolic thinking but limited in logical reasoning.
Concrete Operations
A stage in Piaget's theory of cognitive development, occurring roughly between the ages of 7 and 12, where children gain the ability to think logically about concrete events.
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