Science — English

What natural phenomenon results in the bending of light as it passes through different mediums?
The natural phenomenon that results in the bending of light as it passes through different mediums is called refraction. This...
Added: 16 Apr 2000
Updated: 25 Nov 2025
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In chemistry, what is the term for a substance that produces hydrogen ions in solution?
In chemistry, a substance that produces hydrogen ions in solution is called an acid. When dissolved in water, acids release...
Added: 16 Apr 2000
Updated: 27 Nov 2025
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What is the term for the process of cell differentiation?
The term for the process of cell differentiation refers to the specialization of cells into various types that perform distinct...
Added: 16 Apr 2000
Updated: 10 Nov 2025
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Which biological process introduces genetic variation through the exchange of segments of DNA between homologous chromosomes?
The biological process that introduces genetic variation is known as crossing over, which occurs during meiosis. This process involves the...
Added: 16 Apr 2000
Updated: 16 Nov 2025
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What is the name of the process by which water vapor changes directly into ice?
The process by which water vapor changes directly into ice is called sublimation. This phase transition occurs when water vapor...
Added: 16 Apr 2000
Updated: 29 Nov 2025
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What is the primary function of the ribosome within a cell?
The primary function of the ribosome within a cell is to synthesize proteins. Ribosomes are complex molecular machines composed of...
Added: 16 Apr 2000
Updated: 10 Nov 2025
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Which law of thermodynamics states that energy cannot be created or destroyed?
The law of thermodynamics that states that energy cannot be created or destroyed is known as the first law of...
Added: 16 Apr 2000
Updated: 07 Nov 2025
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What is the term used to describe a chemical reaction that absorbs energy from its surroundings?
A chemical reaction that absorbs energy from its surroundings is described as an endothermic reaction. During this process, the system...
Added: 16 Apr 2000
Updated: 29 Nov 2025
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In what type of symbiotic relationship do both organisms benefit?
In a type of symbiotic relationship where both organisms benefit is termed mutualism. In mutualistic interactions, both species derive advantages,...
Added: 16 Apr 2000
Updated: 18 Nov 2025
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What is the primary genetic material in living organisms?
The primary genetic material in living organisms is DNA, or deoxyribonucleic acid. DNA holds the genetic instructions crucial for the...
Added: 16 Apr 2000
Updated: 26 Nov 2025
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What is the term for the variety of life within an ecosystem?
The term for the variety of life within an ecosystem is referred to as biodiversity. Biodiversity encompasses the different species...
Added: 16 Apr 2000
Updated: 30 Nov 2025
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What is the scientific name for the study of fungi?
The scientific name for the study of fungi is mycology. Mycology encompasses the examination of fungal biology, genetics, ecology, and...
Added: 16 Apr 2000
Updated: 19 Nov 2025
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In chemistry, what is defined as the minimum amount of energy required to start a chemical reaction?
In chemistry, the minimum amount of energy required to start a chemical reaction is termed the activation energy. This energy...
Added: 16 Apr 2000
Updated: 29 Nov 2025
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What process do organisms use to maintain a stable internal environment?
Organisms use a process known as homeostasis to maintain a stable internal environment. This dynamic process involves various physiological mechanisms...
Added: 16 Apr 2000
Updated: 25 Nov 2025
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In astronomy, what term is used to describe a massive object that has collapsed under its own gravity, with a gravitational pull so strong that not even light can escape?
In astronomy, a massive object that has collapsed under its own gravity, with a gravitational pull so strong that not...
Added: 16 Apr 2000
Updated: 28 Nov 2025
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What is the name of the phase change from liquid to gas?
The phase change from liquid to gas is known as vaporization. This process can occur through two primary methods: evaporation,...
Added: 16 Apr 2000
Updated: 28 Nov 2025
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In genetics, what is the process by which DNA is copied into RNA?
In genetics, the process by which DNA is copied into RNA is called transcription. During transcription, a specific segment of...
Added: 16 Apr 2000
Updated: 22 Nov 2025
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Which branch of biology is concerned with the classification of living organisms?
The branch of biology concerned with the classification of living organisms is known as taxonomy. Taxonomy organizes species into a...
Added: 16 Apr 2000
Updated: 29 Nov 2025
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What is the term for a substance made up of only one type of atom?
A substance made up of only one type of atom is termed an element. Elements are fundamental building blocks of...
Added: 16 Apr 2000
Updated: 04 Nov 2025
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In physics, what is defined as the rate of change of velocity?
In physics, the rate of change of velocity is defined as acceleration. It is a vector quantity, meaning it has...
Added: 16 Apr 2000
Updated: 04 Nov 2025
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