Science — English

What is the collective role of enzymes in biochemical reactions?
Enzymes perform the collective role of acting as biosensors, catalysts, and regulators in biochemical reactions. They speed up these reactions...
Added: 28 Apr 2000
Updated: 28 Nov 2025
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What is the significance of preserving wetlands?
Preserving wetlands is significant for numerous reasons, including their role in biodiversity conservation, providing habitat for various species, and supporting...
Added: 28 Apr 2000
Updated: 22 Nov 2025
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What is the term for a reaction that produces heat?
The term for a reaction that produces heat is exothermic reaction. Such reactions release energy as heat, resulting in an...
Added: 28 Apr 2000
Updated: 03 Nov 2025
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What is the observable effect of genetic drift on a population?
Genetic drift leads to random changes in the allele frequencies of a population, particularly in small populations. Over generations, certain...
Added: 28 Apr 2000
Updated: 08 Nov 2025
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What is the term for bacteria that can survive without oxygen?
The term for bacteria that can survive without oxygen is anaerobic bacteria. These organisms thrive in environments lacking oxygen and...
Added: 28 Apr 2000
Updated: 01 Nov 2025
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What is the term for a change in the structure of DNA?
The term for a change in the structure of DNA is called a mutation. Mutations can occur naturally during DNA...
Added: 28 Apr 2000
Updated: 12 Nov 2025
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What does the term "endemic species" refer to?
The term endemic species refers to organisms that are native to and restricted to a specific geographical area. These species...
Added: 28 Apr 2000
Updated: 19 Nov 2025
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What is environmental science?
Environmental science is an interdisciplinary field that studies the interactions between humans and the environment. It combines knowledge from ecology,...
Added: 28 Apr 2000
Updated: 13 Nov 2025
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What is the significance of the global water cycle?
The significance of the global water cycle lies in its role in regulating Earth's climate, ecosystems, and natural resources. This...
Added: 28 Apr 2000
Updated: 27 Nov 2025
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What is the primary element in proteins?
The primary element in proteins is nitrogen, along with carbon, hydrogen, and oxygen. Proteins, composed of amino acids, are critical...
Added: 28 Apr 2000
Updated: 21 Nov 2025
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What is the key to maintaining genetic diversity in populations?
The key to maintaining genetic diversity in populations is through mechanisms like gene flow, mutation...
Added: 28 Apr 2000
Updated: 16 Nov 2025
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What is the study of the structure and function of biological macromolecules called?
The study of the structure and function of biological macromolecules is referred to as biochemistry. This field examines the interactions...
Added: 28 Apr 2000
Updated: 16 Nov 2025
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What is the term for a natural selection mechanism based on mating preferences?
The term for a natural selection mechanism based on mating preferences is sexual selection. This process occurs when individuals with...
Added: 28 Apr 2000
Updated: 01 Nov 2025
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What is the process called when moisture condenses and forms small droplets in the atmosphere?
The process when moisture condenses and forms small droplets in the atmosphere is called cloud formation. This phenomenon occurs when...
Added: 28 Apr 2000
Updated: 22 Nov 2025
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What is the primary source of phosphorus in ecosystems?
The primary source of phosphorus in ecosystems comes from the weathering of rocks and minerals containing phosphate. Phosphorus is a...
Added: 28 Apr 2000
Updated: 19 Nov 2025
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What is the term for the sum of all chemical reactions that occur within a living organism?
The term for the sum of all chemical reactions that occur within a living organism is metabolism. Metabolism encompasses two...
Added: 27 Apr 2000
Updated: 23 Nov 2025
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What is the name of the structure that transports oxygen-rich blood away from the heart?
The structure that transports oxygen-rich blood away from the heart is called the artery. Specifically, the largest artery in the...
Added: 27 Apr 2000
Updated: 24 Nov 2025
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What is the primary role of the capillaries in the circulatory system?
The primary role of capillaries in the circulatory system is to facilitate the exchange of nutrients, gases, and waste products...
Added: 27 Apr 2000
Updated: 22 Nov 2025
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What is the term for the stage in a cell cycle where the cell is not dividing?
The term for the stage in the cell cycle where the cell is not dividing is called interphase. This phase...
Added: 27 Apr 2000
Updated: 03 Nov 2025
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What is the primary gas produced during cellular respiration?
The primary gas produced during cellular respiration is carbon dioxide (CO2). This process occurs in the mitochondria of cells, where...
Added: 27 Apr 2000
Updated: 07 Nov 2025
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