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Related Concept Videos

Introduction to Learning01:18

Introduction to Learning

Learning is the process of acquiring knowledge or skills through practice or experience, leading to long-lasting behavioral changes. This acquisition occurs through interaction with the environment and requires practice or experience. For instance, mastering a skill such as surfing requires considerable practice and experience, highlighting the essential role of repeated interactions with the environment in learning.
In contrast to learned behaviors, unlearned behaviors such as crying, sexual...
Epigenetic Regulation01:46

Epigenetic Regulation

Epigenetic mechanisms play an essential role in healthy development. Conversely, precisely regulated epigenetic mechanisms are disrupted in diseases like cancer.
Epigenetic Regulation01:37

Epigenetic Regulation

Epigenetic changes alter the physical structure of the DNA without changing the genetic sequence and often regulate whether genes are turned on or off. This regulation ensures that each cell produces only proteins necessary for its function. For example, proteins that promote bone growth are not produced in muscle cells. Epigenetic mechanisms play an essential role in healthy development. Conversely, precisely regulated epigenetic mechanisms are disrupted in diseases like cancer.
X-chromosome...
Epigenetic Regulation01:46

Epigenetic Regulation

Epigenetic mechanisms play an essential role in healthy development. Conversely, precisely regulated epigenetic mechanisms are disrupted in diseases like cancer.
Purposive Learning01:22

Purposive Learning

E. C. Tolman emphasized the purposiveness of behavior — the idea that much of our behavior is goal-directed. For instance, employees who aim for a promotion work diligently to meet their targets. Tolman argued that when classical conditioning and operant conditioning occur, the organism acquires certain expectations. In classical conditioning, a child might fear a dog because they expect it to bite. In operant conditioning, a person might consistently work overtime because they expect a bonus...
Higher Mental Functions of Brain: Learning and Memory01:26

Higher Mental Functions of Brain: Learning and Memory

Memory is one of the most vital higher mental functions of the brain. Memory is closely related to learning because it enables us to retain information and experiences from our past to use them in our present life. It also helps us to remember facts, events, and skills, such as riding a bike or swimming. There are two types of memory — declarative memory, which involves memorizing facts or events, and procedural memory, which enables us to remember how to do something like writing or playing an...

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Related Experiment Video

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Measuring Associative Learning in Chemotaxis of the Nematode Caenorhabditis elegans
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Epigenetic learning in non-neural organisms.

Simona Ginsburg1, Eva Jablonka

  • 1Natural Science Department, The Open University of Israel, POB 808, Raanana, Israel. simona@openu.ac.il

Journal of Biosciences
|November 19, 2009
PubMed
Summary

This study demonstrates that the fundamental principles of learning, involving memorizing input-response relations, apply to both neural and epigenetic cell memory. Expanding the research scope of epigenetics is suggested by these findings.

Area of Science:

  • Neuroscience
  • Cell Biology
  • Epigenetics

Background:

  • Learning is characterized by adaptive responses where input-response relations are memorized.
  • Neural learning involves physical traces that enable more effective future responses.
  • Epigenetic mechanisms also exhibit cell memory, suggesting parallels with neural learning.

Purpose of the Study:

  • To investigate if the definition of learning applies beyond neural systems.
  • To explore the role of epigenetic mechanisms in cellular memory and learning.

Main Methods:

  • Development of toy models to simulate learning processes.
  • Application of models to both neural and epigenetic learning paradigms.

Main Results:

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  • The characterization of learning as memorizing input-response relations is applicable to epigenetic cell memory.
  • Toy models successfully demonstrated this broader applicability of learning principles.

Conclusions:

  • Epigenetic mechanisms support a form of cellular learning analogous to neural learning.
  • The research agenda for epigenetics should be broadened to encompass these learning aspects.