Science — English

What is the branch of science that deals with substances and their properties called?
The branch of science that deals with substances and their properties is called chemistry. Chemistry focuses on the composition, structure,...
Added: 09 Apr 2000
Updated: 21 Nov 2025
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What element is primarily responsible for the coloration of blood in humans?
The element primarily responsible for the coloration of blood in humans is iron. Iron is a key component of hemoglobin,...
Added: 09 Apr 2000
Updated: 13 Nov 2025
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What is the role of myelin in the nervous system?
The role of myelin in the nervous system is to insulate nerve fibers, enhancing the speed of electrical signal conduction....
Added: 09 Apr 2000
Updated: 20 Nov 2025
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What type of cell division results in genetically identical cells?
The type of cell division that results in genetically identical cells is called mitosis. During mitosis, a single parent cell...
Added: 09 Apr 2000
Updated: 16 Nov 2025
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What element is the main component of living organisms?
The element that is the main component of living organisms is carbon. Carbon's unique bonding properties allow it to form...
Added: 09 Apr 2000
Updated: 13 Nov 2025
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What is the term for the proportion of various species in an environment?
The term for the proportion of various species in an environment is known as species composition. Understanding species composition helps...
Added: 09 Apr 2000
Updated: 01 Dec 2025
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What is the name for the band of energy that separates different elements in an atmosphere?
The band of energy that separates different elements in an atmosphere is called a spectral line. Spectral lines help identify...
Added: 09 Apr 2000
Updated: 23 Nov 2025
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What structure in a cell is responsible for DNA replication?
The structure in a cell responsible for DNA replication is the nucleus. The nucleus contains the cell's genetic material and...
Added: 09 Apr 2000
Updated: 07 Nov 2025
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What is the term for the underwater ecosystems characterized by separate zones?
The term for underwater ecosystems characterized by separate zones is called marine ecosystems. These ecosystems include diverse environments like coral...
Added: 09 Apr 2000
Updated: 12 Nov 2025
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What is the standard unit of measurement for energy in nutrition?
The standard unit of measurement for energy in nutrition is the calorie. Calories measure the amount of energy food provides...
Added: 09 Apr 2000
Updated: 08 Nov 2025
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What type of chemical process occurs during cellular respiration?
The type of chemical process that occurs during cellular respiration is called a catabolic process. This process breaks down glucose...
Added: 09 Apr 2000
Updated: 23 Nov 2025
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What is the primary fluid that circulates in the body carrying nutrients and oxygen?
The primary fluid that circulates in the body, carrying nutrients and oxygen, is known as blood. Blood is essential for...
Added: 09 Apr 2000
Updated: 02 Nov 2025
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What is the term for the range of different habitats within a particular area?
The term for the range of different habitats within a particular area is known as biodiversity. High biodiversity indicates a...
Added: 09 Apr 2000
Updated: 10 Nov 2025
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What type of blood cell helps fight infections?
The type of blood cell that helps fight infections is known as a white blood cell, or leukocyte. These cells...
Added: 09 Apr 2000
Updated: 30 Nov 2025
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What is the process by which DNA is used to make RNA?
The process by which DNA is used to make RNA is called transcription. During this process, the information in a...
Added: 09 Apr 2000
Updated: 06 Nov 2025
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Which type of matter has a fixed volume but takes the shape of its container?
Matter that has a fixed volume but takes the shape of its container is known as a liquid. Liquids have...
Added: 09 Apr 2000
Updated: 17 Nov 2025
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What is the theory that describes the movement and interaction of tectonic plates?
The theory that describes the movement and interaction of tectonic plates is known as the plate tectonics theory. This theory...
Added: 09 Apr 2000
Updated: 20 Nov 2025
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What structure in plants is mainly responsible for gas exchange?
The structure in plants primarily responsible for gas exchange is called stomata. These tiny openings on leaf surfaces allow for...
Added: 09 Apr 2000
Updated: 18 Nov 2025
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What is the main function of bile in digestion?
The main function of bile in digestion is to aid in the emulsification of fats. Bile breaks down large fat...
Added: 09 Apr 2000
Updated: 04 Nov 2025
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What is the process of changing from a gas to a liquid known as?
The process of changing from a gas to a liquid is known as condensation. This occurs when gas molecules lose...
Added: 09 Apr 2000
Updated: 16 Nov 2025
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