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Related Concept Videos

Emotional Expression01:26

Emotional Expression

978
Emotional expression encompasses how individuals convey their emotions through verbal communication and non-verbal cues. These non-verbal actions include facial expressions, body language, and physical gestures, such as frowning or smiling. Among these, facial expressions play a crucial role in emotional expression and are understood universally, indicating a biological basis for how humans communicate emotions.
Universal Facial Expressions
Psychologist Paul Ekman identified seven basic...
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What is Gene Expression?01:42

What is Gene Expression?

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Overview
Gene expression is the process in which DNA directs the synthesis of functional products, that is, proteins. Cells can regulate gene expression at various stages. It allows organisms to generate different cell types and enables cells to adapt to internal and external factors.
Genetic Information Flows from DNA to RNA to Protein
A gene is a stretch of DNA that serves as the blueprint for functional RNAs and proteins. Since DNA is made up of nucleotides and proteins consist of amino...
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What is Gene Expression?01:36

What is Gene Expression?

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A gene is a stretch of DNA that serves as the blueprint for functional RNAs and proteins. Since DNA is comprised  of nucleotides and proteins are comprised of amino acids, a mediator is required to convert the information encoded in DNA into proteins. This mediator is the messenger RNA (mRNA). mRNA copies the blueprint from DNA by a process called transcription. In eukaryotes, transcription occurs in the nucleus by complementary base-pairing with the DNA template. The mRNA is then...
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Expressing Solution Concentration02:48

Expressing Solution Concentration

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A solute is a component of a solution that is typically present at a much lower concentration than the solvent. Solute concentrations are often described with qualitative terms such as dilute (of relatively low concentration) and concentrated (of relatively high concentration).
Concentrations may be quantitatively assessed using a wide variety of measurement units, each convenient for particular applications. Molarity (M) is a useful concentration unit for many applications in chemistry.
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Cell Specific Gene Expression01:58

Cell Specific Gene Expression

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Multicellular organisms contain a variety of structurally and functionally distinct cell types, but the DNA in all the cells originated from the same parent cells. The differences in the cells can be attributed to the differential gene expression. Liver cells, whose functions include detoxification of blood, production of bile to metabolize fats, and synthesis of proteins essential for metabolism, must express a specific set of genes to perform their functions. Gene expression also varies with...
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Regulation of Expression Occurs at Multiple Steps02:24

Regulation of Expression Occurs at Multiple Steps

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Gene expression can be regulated at almost every step from gene to protein. Transcription is the step that is most commonly regulated. This involves the binding of proteins to short regulatory sequences on the DNA. This association can either promote or inhibit the transcription of a gene associated with the respective sequence.
Transcription results in the generation of precursor (pre-mRNA) that consists of both exons and introns, which needs further processing before being translated to a...
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Related Experiment Video

Updated: Jan 22, 2026

Using an Automated Cell Counter to Simplify Gene Expression Studies: siRNA Knockdown of IL-4 Dependent Gene Expression in Namalwa Cells
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Express yourself: Emotional expressive accuracy in a supportive interaction between friends.

Alexandrija Zikic1, Maya Reingold1, Jonas P Nitschke2

  • 1Department of Psychology, McGill University.

Emotion (Washington, D.C.)
|January 20, 2026
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Accurately expressing emotions (expressive accuracy) is crucial for others to understand them (empathic accuracy). Targets’ ability to convey emotions explained more variance in empathic accuracy than perceivers’ ability to infer them.

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Area of Science:

  • Psychology
  • Social Psychology
  • Affective Science

Background:

  • Empathic accuracy, the ability to infer others' emotions, is vital for social functioning.
  • Prior research on empathic accuracy has primarily focused on the perceiver's role.
  • The target's expressive accuracy, or how well they communicate their emotions, has been understudied.

Purpose of the Study:

  • To investigate the relative contributions of perceivers and targets in explaining empathic accuracy.
  • To examine the association between a target's expressive accuracy and a perceiver's empathic accuracy.

Main Methods:

  • 137 same-gender friend dyads participated in a supportive interaction.
  • Participants rated their own and their friend's affect post-interaction.
  • External raters assessed participants' affect, indexing expressive accuracy.

Main Results:

  • Targets explained more variance in empathic accuracy than perceivers.
  • Target's expressive accuracy positively predicted friend's empathic accuracy, independent of emotional expressivity.

Conclusions:

  • Expressive accuracy is a significant factor in affective communication.
  • Individuals' ability to accurately convey emotions influences others' empathic accuracy.
  • Future research should consider the target's expressive accuracy in affective communication studies.