Science — English

What is the name given to the sequence of chemical reactions that occur during cellular respiration?
The sequence of chemical reactions that occur during cellular respiration is known as the citric acid cycle or Krebs cycle....
Added: 13 Apr 2000
Updated: 27 Nov 2025
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What type of interaction occurs when two atoms share electrons?
The type of interaction that occurs when two atoms share electrons is known as a covalent bond. In this bond...
Added: 13 Apr 2000
Updated: 01 Dec 2025
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Which planet is known for its prominent rings?
The planet known for its prominent rings is Saturn. These rings, comprised of ice and rock particles, vary in size...
Added: 13 Apr 2000
Updated: 11 Nov 2025
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What is the protective outer covering of a plant cell called?
The protective outer covering of a plant cell is called the cell wall. It is composed primarily of cellulose, providing...
Added: 13 Apr 2000
Updated: 13 Nov 2025
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What subatomic particle is responsible for electrical charge?
The subatomic particle responsible for electrical charge is the electron. Electrons are negatively charged particles that orbit the nucleus of...
Added: 13 Apr 2000
Updated: 25 Nov 2025
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What is the phenomenon where light bends as it passes through different mediums?
The phenomenon where light bends as it passes through different mediums is known as refraction. Refraction occurs due to changes...
Added: 13 Apr 2000
Updated: 24 Nov 2025
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Which gas do plants release as a byproduct of photosynthesis?
The gas that plants release as a byproduct of photosynthesis is oxygen. During photosynthesis, plants convert carbon dioxide and sunlight...
Added: 13 Apr 2000
Updated: 21 Nov 2025
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What is the name of the chemical process by which plants absorb carbon dioxide?
The name of the chemical process by which plants absorb carbon dioxide is called photosynthesis. This process enables plants to...
Added: 13 Apr 2000
Updated: 15 Nov 2025
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How do vaccines work to provide immunity against diseases?
Vaccines work to provide immunity against diseases by stimulating the immune system. When a vaccine is administered, it introduces a...
Added: 13 Apr 2000
Updated: 14 Nov 2025
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What mathematical constant approximately equals 3.14?
The mathematical constant that approximately equals 3.14 is pi (π). Pi is the ratio of the circumference of a circle...
Added: 13 Apr 2000
Updated: 22 Nov 2025
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What is the term for a change in the genetic material of an organism?
The term for a change in the genetic material of an organism is called a mutation. Mutations can occur due...
Added: 13 Apr 2000
Updated: 05 Nov 2025
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Which scientist is famous for proposing the heliocentric model of the solar system?
The scientist famous for proposing the heliocentric model of the solar system is Nicolaus Copernicus. In the 16th century, Copernicus...
Added: 13 Apr 2000
Updated: 29 Nov 2025
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What is the most widely accepted theory about the origin of the universe?
The most widely accepted theory about the origin of the universe is the Big Bang Theory. This theory posits that...
Added: 13 Apr 2000
Updated: 06 Nov 2025
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What is the term for the interaction of waves that can result in interference patterns?
The term for the interaction of waves that can result in interference patterns is known as wave interference. This phenomenon...
Added: 13 Apr 2000
Updated: 01 Dec 2025
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Which principle states that the energy of a system is conserved in a closed system?
The principle that states that the energy of a system is conserved in a closed system is called the Law...
Added: 13 Apr 2000
Updated: 03 Nov 2025
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What is the basic unit of structure and function in living organisms?
The basic unit of structure and function in living organisms is the cell. Cells are the fundamental building blocks of...
Added: 13 Apr 2000
Updated: 01 Nov 2025
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Which isotopes of hydrogen are known as deuterium and tritium?
The isotopes of hydrogen known as deuterium and tritium are distinguished by their atomic structure. Deuterium, or H-2, contains one...
Added: 13 Apr 2000
Updated: 27 Nov 2025
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What type of wave is used in MRI imaging?
The type of wave used in MRI imaging is a type of radio wave. MRI, or Magnetic Resonance Imaging, utilizes...
Added: 13 Apr 2000
Updated: 06 Nov 2025
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What is the scientific term for the study of heredity and variation in organisms?
The scientific term for the study of heredity and variation in organisms is genetics. This field explores how traits are...
Added: 13 Apr 2000
Updated: 21 Nov 2025
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Which type of metamorphosis do insects undergo when they go through distinct life stages?
Insects undergo complete metamorphosis, a type of metamorphosis characterized by four distinct life stages: egg, larva, pupa, and adult. This...
Added: 13 Apr 2000
Updated: 19 Nov 2025
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