Doppler Shift/Doppler Effect The Doppler Shift, also known as the Doppler Effect, is a change in the frequency or wavelength of a wave as perceived by an observer in motion relative to the source of the wave. The effect is named after the Austrian physicist Christian Doppler, who first described it in 1842. Overview The […]
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Dopamine (DA) Hypothesis The Dopamine (DA) Hypothesis proposes that imbalances in the neurotransmitter dopamine are responsible for the development and symptoms of certain psychiatric conditions, particularly schizophrenia and bipolar disorder. Neurotransmitter: Dopamine Dopamine is a chemical messenger (neurotransmitter) in the brain that plays a crucial role in various physiological and psychological functions. It is involved
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Definition Dopamine is a neurotransmitter that plays a crucial role in the brain’s reward system, as well as in regulating movement, motivation, and emotional responses. Function Dopamine functions as a chemical messenger, transmitting signals between neurons in various regions of the brain. It is involved in several important processes, including: Reward and Pleasure: Dopamine helps
Definition: The Door-in-the-Face Technique is a persuasive strategy used to increase compliance by making a large request that is likely to be turned down, followed by a smaller request which is the actual target request. Overview: The Door-in-the-Face Technique is based on the idea of reciprocal concessions, where individuals are more likely to comply with
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Definition of Dominant Gene A dominant gene refers to a specific gene variant that is more likely to be expressed in an organism’s phenotype over another alternative gene variant, known as a recessive gene. Dominant genes are able to exert their influence even when present in only one copy within a pair of corresponding chromosomes.
Definition: Domatophobia is a specific phobia characterized by an irrational and intense fear of houses or being inside a house. This fear can be triggered by various factors, such as traumatic experiences or witnessing accidents or incidents related to houses. Symptoms: The symptoms of domatophobia can vary from mild to severe and may include: Extreme
Definition: Domain specificity is a concept that refers to the idea that knowledge and skills are highly specialized and context-dependent, meaning they are specific to particular domains or fields. Domain-Specific Learning: Domain-specific learning refers to the process of acquiring knowledge and skills that are specific to a particular domain or field of study. It involves
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Dolman Method The Dolman Method is a scientific problem-solving approach that involves breaking down complex problems into smaller, more manageable parts, and systematically analyzing and solving each part to derive an overall solution. Key Features of Dolman Method Systems thinking: The Dolman Method emphasizes considering the problem as a whole and understanding the interconnections and
DNA (Deoxyribonucleic Acid) Definition: DNA, short for Deoxyribonucleic Acid, is a double-stranded molecule that contains the genetic instructions used in the development and functioning of all known living organisms. It is the primary hereditary material in humans and almost all other organisms. DNA is composed of nucleotides that are arranged in a specific sequence, forming
Definition of Dizygotic Dizygotic, also known as fraternal twins, refers to a type of twinning that occurs when two specifically fertilized eggs, or zygotes, develop simultaneously in the womb. This happens when a woman releases multiple eggs during ovulation, which are then fertilized by separate sperm, resulting in two distinct embryos. Characteristics of Dizygotic Twins
