Science — English

What chemical element is essential for forming DNA?
The chemical element essential for forming DNA is phosphorus. It plays a vital role in the backbone of DNA, where...
Added: 27 Apr 2000
Updated: 18 Nov 2025
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What is the primary source of carbon emissions in the atmosphere?
The primary source of carbon emissions in the atmosphere is the burning of fossil fuels, such as coal, oil, and...
Added: 27 Apr 2000
Updated: 23 Nov 2025
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What is the scientific name for the force exerted by a fluid?
The scientific name for the force exerted by a fluid is hydrostatic pressure, which is often simply referred to as...
Added: 27 Apr 2000
Updated: 29 Nov 2025
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What is the specialized process of converting sunlight into chemical energy in plants?
The specialized process of converting sunlight into chemical energy in plants is known as photosynthesis. During this process, chlorophyll absorbs...
Added: 27 Apr 2000
Updated: 04 Nov 2025
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What is the statement of a hypothesis in scientific research?
The statement of a hypothesis in scientific research is a testable prediction about the relationship between variables. A hypothesis often...
Added: 27 Apr 2000
Updated: 26 Nov 2025
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What type of gauging system measures the acidity of soil?
The type of gauging system that measures the acidity of soil is called a pH meter. This device provides quantitative...
Added: 27 Apr 2000
Updated: 17 Nov 2025
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What is the term used to describe an organism that relies on others for food?
The term used to describe an organism that relies on others for food is heterotroph. Heterotrophs cannot produce their own...
Added: 27 Apr 2000
Updated: 26 Nov 2025
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What is the primary force behind ocean currents?
The primary force behind ocean currents is the wind, combined with factors like the Earth's rotation (Coriolis effect) and differences...
Added: 27 Apr 2000
Updated: 29 Nov 2025
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What is the term for the biological study of animal behavior?
The term for the biological study of animal behavior is ethology. This scientific discipline investigates how animals interact with their...
Added: 27 Apr 2000
Updated: 16 Nov 2025
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What is the primary function of the pancreas in digestion?
The primary function of the pancreas in digestion is the production and secretion of digestive enzymes and hormones. It produces...
Added: 27 Apr 2000
Updated: 27 Nov 2025
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What is the effect of heavy metals on human health?
The effect of heavy metals on human health is profound and often detrimental. Exposure to metals like lead, mercury, and...
Added: 27 Apr 2000
Updated: 04 Nov 2025
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What is the gel-like substance found inside cells?
The gel-like substance found inside cells is called cytoplasm. This semi-fluid medium surrounds the organelles and is primarily composed of...
Added: 27 Apr 2000
Updated: 15 Nov 2025
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What is the term for filtering out harmful substances from fluid in the body?
The term for filtering out harmful substances from fluid in the body is excretion. This physiological process primarily occurs in...
Added: 27 Apr 2000
Updated: 25 Nov 2025
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What is the primary unit of measure for biological diversity?
The primary unit of measure for biological diversity is typically referred to as a species. Species diversity encompasses the variety...
Added: 27 Apr 2000
Updated: 23 Nov 2025
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What is the common name for the process of cellular respiration?
The common name for the process of cellular respiration is often referred to simply as respiration. This biological process involves...
Added: 27 Apr 2000
Updated: 20 Nov 2025
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What is the term for the phenomenon where similar traits arise in unrelated lineages?
The term for the phenomenon where similar traits arise in unrelated lineages is convergent evolution. This occurs when different species...
Added: 27 Apr 2000
Updated: 15 Nov 2025
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What is the significance of studying genetic variation?
The significance of studying genetic variation lies in its role in understanding the diversity within and between populations of organisms....
Added: 27 Apr 2000
Updated: 01 Nov 2025
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What is the term for the process by which organisms maintain a stable internal environment?
The term for the process by which organisms maintain a stable internal environment is homeostasis. This involves various physiological processes...
Added: 27 Apr 2000
Updated: 15 Nov 2025
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What is the structural unit of a carbohydrate?
The structural unit of a carbohydrate is a monosaccharide, which is a simple sugar molecule. Common examples include glucose and...
Added: 27 Apr 2000
Updated: 29 Nov 2025
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What is the primary influence of latitude on climate?
The primary influence of latitude on climate is its effect on the angle and intensity of solar radiation received at...
Added: 27 Apr 2000
Updated: 30 Nov 2025
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