Science — English

What is a clone in a biological context?
A clone in a biological context refers to a genetically identical copy of an organism or a cell. Cloning occurs...
Added: 28 Jan 2000
Updated: 27 Nov 2025
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What is the purpose of a hypothesis in scientific research?
The purpose of a hypothesis in scientific research is to provide a testable prediction or explanation for a phenomenon. It...
Added: 28 Jan 2000
Updated: 20 Nov 2025
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What is random sampling in scientific studies?
Random sampling in scientific studies is a method used to select a representative subset from a larger population. This technique...
Added: 28 Jan 2000
Updated: 12 Nov 2025
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What is a quantitative trait?
A quantitative trait refers to a characteristic that can be measured and expressed numerically. These traits, which include height, weight,...
Added: 28 Jan 2000
Updated: 07 Nov 2025
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What is the law that states that the total mass before a reaction is equal to the total mass after a reaction?
The law that states that the total mass before a reaction is equal to the total mass after a reaction...
Added: 28 Jan 2000
Updated: 18 Nov 2025
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What is the role of chloroplasts in photosynthesis?
The role of chloroplasts in photosynthesis is to capture light energy and convert it into chemical energy stored in glucose....
Added: 28 Jan 2000
Updated: 17 Nov 2025
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What are the two main types of cells in living organisms?
The two main types of cells in living organisms are prokaryotic and eukaryotic cells. Prokaryotic cells, which include bacteria and...
Added: 28 Jan 2000
Updated: 18 Nov 2025
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What is a community in ecological terms?
In ecological terms, a community refers to a group of interacting populations that inhabit the same area, sharing resources and...
Added: 28 Jan 2000
Updated: 21 Nov 2025
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What role does nitrogen play in living organisms?
Nitrogen plays a vital role in living organisms as an essential component of amino acids, which are the building blocks...
Added: 28 Jan 2000
Updated: 11 Nov 2025
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What is the term for the variety of life in a specific habitat or ecosystem?
The term for the variety of life in a specific habitat or ecosystem is biodiversity. Biodiversity encompasses species richness, ecosystem...
Added: 28 Jan 2000
Updated: 03 Nov 2025
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What is a food web?
A food web is a complex network of interrelated food chains that illustrates how energy and nutrients flow within an...
Added: 28 Jan 2000
Updated: 21 Nov 2025
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What is the measure of how much mass is contained in a given volume?
The measure of how much mass is contained in a given volume is known as density. It is calculated by...
Added: 28 Jan 2000
Updated: 01 Dec 2025
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What is the science of classifying living things called?
The science of classifying living things is called taxonomy. This field organizes biodiversity by categorizing organisms into hierarchical groups based...
Added: 28 Jan 2000
Updated: 21 Nov 2025
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What type of muscle is responsible for involuntary movements?
The type of muscle responsible for involuntary movements is known as smooth muscle. This muscle type is found in various...
Added: 28 Jan 2000
Updated: 05 Nov 2025
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What is the process of cellular respiration?
Cellular respiration is the process through which cells convert glucose and oxygen into carbon dioxide, water, and energy. This energy,...
Added: 28 Jan 2000
Updated: 10 Nov 2025
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What is the primary purpose of a controlled experiment?
The primary purpose of a controlled experiment is to test a hypothesis by isolating the effects of a single variable....
Added: 28 Jan 2000
Updated: 26 Nov 2025
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What is a scientific observation?
A scientific observation is a systematic method of gathering information through the senses. It involves using quantitative and qualitative measures...
Added: 28 Jan 2000
Updated: 03 Nov 2025
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What is the difference between symbiosis and parasitism?
The difference between symbiosis and parasitism lies in the nature of the relationships they describe. Symbiosis is a broad term...
Added: 28 Jan 2000
Updated: 02 Nov 2025
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What type of waves can travel through the vacuum of space?
The type of waves that can travel through the vacuum of space are electromagnetic waves. Unlike mechanical waves, which require...
Added: 28 Jan 2000
Updated: 05 Nov 2025
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What is the significance of soil pH in agriculture?
The significance of soil pH in agriculture lies in its impact on nutrient availability and plant health. Soil pH affects...
Added: 28 Jan 2000
Updated: 20 Nov 2025
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