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Related Concept Videos

Language and Cognition01:27

Language and Cognition

Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.
Human Genetics01:28

Human Genetics

Human genetics provides a profound framework for understanding the interplay between genetic predispositions and human psychology. At the heart of this discipline lies the study of how genes influence physical traits, behaviors, and susceptibility to diseases. Each person carries a unique genetic code that subtly or significantly shapes their psychological and behavioral landscape.
The complex relationship between genetics and psychology is observable through common biological components such...
Biological Influences on Intelligence01:30

Biological Influences on Intelligence

Intelligence is often thought to be linked to brain size, but the relationship is more complex than that. While brain size does correlate modestly with some abilities, like verbal skills, the connection is weaker for others, such as spatial reasoning. Other factors, like brain structure, also play crucial roles. For instance, despite Einstein's smaller-than-average brain, his parietal cortex, which is involved in spatial reasoning, was 15% wider, suggesting that neural density might matter more...
Genomic Imprinting and Inheritance02:30

Genomic Imprinting and Inheritance

Diploid organisms inherit genetic material through chromosomes from both parents. Copies of the same gene are known as alleles. In most cases, both alleles are simultaneously expressed and allow various cellular processes to function optimally. If one of the alleles is missing or mutated, the expression of the other allele can compensate; however, this is not true for all genes.
The expression of some genes depends on which parent passed the gene to the offspring, through a phenomenon known as...
Learning Disabilities01:25

Learning Disabilities

Learning disabilities are cognitive disorders caused by neurological impairments that affect cognitive functions like language and reading, without indicating overall intellectual or developmental challenges. These disabilities differ from global intellectual or developmental disabilities as they are limited to distinct cognitive functions. Common learning disabilities include dysgraphia, dyslexia, and dyscalculia, each of which impacts unique aspects of learning.
Dyslexia
Dyslexia is a...
Incomplete Dominance01:43

Incomplete Dominance

Gregor Mendel's work (1822 - 1884) was primarily focused on pea plants. Through his initial experiments, he determined that every gene in a diploid cell has two variants called alleles inherited from each parent. He suggested that amongst these two alleles, one allele is dominant in character and the other recessive. The combination of alleles determines the phenotype of a gene in an organism.

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Related Experiment Video

Updated: Jun 5, 2026

Using Cholesky Decomposition to Explore Individual Differences in Longitudinal Relations between Reading Skills
06:52

Using Cholesky Decomposition to Explore Individual Differences in Longitudinal Relations between Reading Skills

Published on: September 17, 2019

Language deficits and genetic factors.

M Gopnik

    Trends in Cognitive Sciences
    |January 13, 2011
    PubMed
    Summary

    Some children struggle with language acquisition due to genetic factors impacting grammar. This research suggests a biological basis for language impairment, not auditory or speech issues.

    Area of Science:

    • Linguistics
    • Genetics
    • Neurobiology

    Background:

    • Most children acquire language naturally, but a subset experiences significant difficulties.
    • Language impairment in children offers a unique window into the biological underpinnings of language.
    • This condition is linked to genetic factors and potential neurological abnormalities.

    Purpose of the Study:

    • To investigate the biological basis of language acquisition difficulties.
    • To explore the linguistic characteristics of impaired language development.
    • To determine if genetic disorders specifically affect grammatical abilities.

    Main Methods:

    • Comparative linguistic analysis of language-impaired individuals across multiple languages (English, French, Greek, Japanese).

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    Last Updated: Jun 5, 2026

    Using Cholesky Decomposition to Explore Individual Differences in Longitudinal Relations between Reading Skills
    06:52

    Using Cholesky Decomposition to Explore Individual Differences in Longitudinal Relations between Reading Skills

    Published on: September 17, 2019

    Investigating Protein-protein Interactions in Live Cells Using Bioluminescence Resonance Energy Transfer
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    An Allele-specific Gene Expression Assay to Test the Functional Basis of Genetic Associations
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    An Allele-specific Gene Expression Assay to Test the Functional Basis of Genetic Associations

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  • Examination of the neurological and genetic factors associated with language disorders.
  • Assessment of the ability to form complex word representations and grammatical rules.

    • Main Results:

    • Individuals with language impairment struggle to create normal representations for complex words.
    • Affected individuals cannot establish the grammatical rules governing these representations.
    • Findings are inconsistent with explanations based solely on auditory or articulatory processing deficits.

    Conclusions:

    • Genetic disorders can impair the fundamental ability to construct a normal grammar.
    • Language impairment stems from an inability to process grammatical structures, not sensory or motor issues.
    • This study highlights the critical role of genetics in establishing the biological basis for language grammar.