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Related Concept Videos

Transition Zone01:28

Transition Zone

The transition zone in concrete is a critical area where aggregate meets cement paste, marked by a distinct porosity and weakness compared to the surrounding material. The adhesion around the aggregates is primarily due to Van Der Waals forces. The voids within this zone influence its robustness; initially, it is less durable than the surrounding bulk mortar due to larger voids. Initially, when concrete is compacted, a higher water-cement ratio near the aggregates leads to the formation of...
Crossing over01:34

Crossing over

Unlike mitosis, meiosis aims for genetic diversity in its creation of haploid gametes. Dividing germ cells first begin this process in prophase I, where each chromosome—replicated in S phase—is now composed of two sister chromatids (identical copies) joined centrally.
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In order to...
Crossing Over01:30

Crossing Over

Crossing over is the exchange of genetic information between homologous chromosomes during prophase I of meiosis I. Genetic recombination gives rise to allelic diversity in the newly formed daughter cells. In humans, crossing over produces genetically distinct haploid egg and sperm cells that undergo fertilization to produce unique offspring. Before cell division starts, the germ cell’s chromosome(s) undergo duplication in the S phase of the cell cycle. As the cells enter prophase I, duplicated...
Crossing Over01:34

Crossing Over

Unlike mitosis, meiosis aims for genetic diversity in its creation of haploid gametes. Dividing germ cells first begin this process in prophase I, where each chromosome—replicated in S phase—is now composed of two sister chromatids (identical copies) joined centrally.
The homologous pairs of sister chromosomes—one from the maternal and one from the paternal genome—then begin to align alongside each other lengthwise, matching corresponding DNA positions in a process called synapsis.
In order to...
Migration00:53

Migration

Migration is long-range, seasonal movement from one region or habitat to another. This common strategy, carried out by many different organisms around the world, is an adaptive response that typically corresponds to changes in an organism’s environment, like resource availability or climate. Migrations can involve huge groups of thousands of animals as well as single individuals traveling alone and can range from thousands of kilometers to just a few hundred meters.
Phase Transitions02:31

Phase Transitions

Whether solid, liquid, or gas, a substance's state depends on the order and arrangement of its particles (atoms, molecules, or ions). Particles in the solid pack closely together, generally in a pattern. The particles vibrate about their fixed positions but do not move or squeeze past their neighbors. In liquids, although the particles are closely spaced, they are randomly arranged. The position of the particles are not fixed—that is, they are free to move past their neighbors to occupy...

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Related Experiment Video

Updated: Jun 10, 2026

Chronic Unpredictable Mild Stress in Rats based on the Mongolian medicine
05:56

Chronic Unpredictable Mild Stress in Rats based on the Mongolian medicine

Published on: October 27, 2023

The Mongolia experience: transitioning within transition.

Richard G MacKenzie1

  • 1Division of Adolescent Medicine, Childrens Hospital Los Angeles, USA. rmackenzie@chla.usc.edu

Adolescent Medicine: State of the Art Reviews
|July 27, 2010
PubMed
Summary
This summary is machine-generated.

Mongolia

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Last Updated: Jun 10, 2026

Chronic Unpredictable Mild Stress in Rats based on the Mongolian medicine
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Published on: October 27, 2023

Transition of Farm Pigs to Research Pigs using a Designated Checklist followed by Initiation of Clicker Training - a Refinement Initiative
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Published on: August 21, 2021

Area of Science:

  • Sociology
  • Democracy Studies
  • Youth Development

Background:

  • Mongolia is transitioning from a nomadic past to a 21st-century democracy.
  • This transition presents challenges to traditional lifestyles and values.
  • Young adults face disparities between tradition, Western influences, and new freedoms.

Purpose of the Study:

  • To examine the unique challenges and opportunities for Mongolian youth during societal transition.
  • To explore the role of adolescents and young adults in shaping Mongolia's democratic future.
  • To identify key determinants for successful societal change and youth development.

Main Methods:

  • Qualitative analysis of societal changes and youth experiences.
  • Application of psychobiological and socio-ecological models.
  • Exploration of health and educational resource limitations.

Main Results:

  • Young Mongolians are at the nexus of tradition and modernity, facing developmental and societal pressures.
  • Limited resources hinder the ability to address the threats and opportunities confronting youth.
  • Youth possess the energy and future investment crucial for navigating Mongolia's transformation.

Conclusions:

  • Investing in Mongolian youth is essential for successful democratic and societal transition.
  • Addressing personal and public health, alongside socio-political factors, is critical.
  • Empowering youth as 'warriors of the 21st century' will guide Mongolia's future.