Science — English

What is the impact of artificial light on nocturnal species?
The impact of artificial light on nocturnal species includes disruption of natural behaviors, such as foraging and mating. Nocturnal animals,...
Added: 09 Feb 2000
Updated: 03 Nov 2025
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What tool is used to measure the acidity or alkalinity of a solution?
The tool used to measure the acidity or alkalinity of a solution is a pH meter or litmus paper. A...
Added: 09 Feb 2000
Updated: 11 Nov 2025
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What is the primary unit of heredity in living organisms?
The primary unit of heredity in living organisms is the gene. Genes are segments of DNA that encode the instructions...
Added: 09 Feb 2000
Updated: 20 Nov 2025
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What is the scientific term for a small, self-contained ecosystem?
The scientific term for a small, self-contained ecosystem is microcosm. Microcosms represent simplified models of larger biological systems, allowing researchers...
Added: 09 Feb 2000
Updated: 11 Nov 2025
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What is the scientific study of human anatomy called?
The scientific study of human anatomy is known as anatomy. Anatomy focuses on the structure and organization of the human...
Added: 09 Feb 2000
Updated: 23 Nov 2025
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What is the enzyme that catalyzes the conversion of glucose and oxygen into energy?
The enzyme that catalyzes the conversion of glucose and oxygen into energy is called pyruvate kinase, primarily in the context...
Added: 09 Feb 2000
Updated: 29 Nov 2025
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What is the major source of energy for Earth's ecosystems?
The major source of energy for Earth's ecosystems is the Sun. Solar energy drives the process of photosynthesis, where producers...
Added: 09 Feb 2000
Updated: 07 Nov 2025
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What is the unit used to express energy or work in the field of physics?
The unit used to express energy or work in the field of physics is the joule. The joule is defined...
Added: 09 Feb 2000
Updated: 22 Nov 2025
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What structure directs protein synthesis in a cell?
The structure that directs protein synthesis in a cell is the ribosome. Ribosomes can be found either floating freely in...
Added: 09 Feb 2000
Updated: 02 Nov 2025
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What is the cellular structure that produces ATP?
The cellular structure that produces ATP is the mitochondrion. Often referred to as the "powerhouse of the cell," mitochondria are...
Added: 09 Feb 2000
Updated: 29 Nov 2025
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What factor primarily influences the rate of a chemical reaction?
The factor that primarily influences the rate of a chemical reaction is temperature. An increase in temperature typically raises the...
Added: 09 Feb 2000
Updated: 19 Nov 2025
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What legal document is often needed for experiments involving genetic modification?
The legal document often needed for experiments involving genetic modification is a research ethics review or Institutional Biosafety Committee (IBC)...
Added: 09 Feb 2000
Updated: 01 Nov 2025
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What is the factor that affects enzyme activity?
The factor that affects enzyme activity is temperature. Enzymes, which are biological catalysts, have optimal temperature ranges at which they...
Added: 09 Feb 2000
Updated: 19 Nov 2025
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What is the application of principles from chemistry and biology called?
The application of principles from chemistry and biology is known as biochemistry. This interdisciplinary field studies the chemical processes and...
Added: 09 Feb 2000
Updated: 13 Nov 2025
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What is the hydrogen bond responsible for in terms of water's properties?
The hydrogen bond is responsible for several unique properties of water, including its high specific heat, cohesion, and adhesion. These...
Added: 09 Feb 2000
Updated: 21 Nov 2025
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What type of electromagnetic radiation is used in telecommunications?
The type of electromagnetic radiation used in telecommunications is radio waves. These long-wavelength waves are utilized for transmitting data over...
Added: 09 Feb 2000
Updated: 21 Nov 2025
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What is the primary role of a producer in an ecosystem?
The primary role of a producer in an ecosystem is to convert solar energy into chemical energy through the process...
Added: 09 Feb 2000
Updated: 04 Nov 2025
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What principle claims that energy cannot be created or destroyed?
The principle that claims energy cannot be created or destroyed is known as the first law of thermodynamics. This foundational...
Added: 09 Feb 2000
Updated: 22 Nov 2025
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What is the layer of gases surrounding the Earth called?
The layer of gases surrounding the Earth is referred to as the atmosphere. This protective envelope consists primarily of nitrogen...
Added: 09 Feb 2000
Updated: 24 Nov 2025
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What is the genetic structure that carries hereditary information?
The genetic structure that carries hereditary information is called DNA (deoxyribonucleic acid). DNA is composed of nucleotide sequences that encode...
Added: 09 Feb 2000
Updated: 12 Nov 2025
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