Science — English

What is the polar molecule example that is crucial to life?
A crucial polar molecule for life is water (H2O). Its polarity allows it to form hydrogen bonds, making it an...
Added: 30 Mar 2000
Updated: 14 Nov 2025
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What is the symptomatic effect of altitude sickness?
The symptomatic effect of altitude sickness includes a range of symptoms such as headaches, nausea, dizziness, and fatigue. This condition...
Added: 30 Mar 2000
Updated: 19 Nov 2025
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What is the term for a wave that travels along a surface?
A wave that travels along a surface is known as a surface wave. This type of wave typically occurs in...
Added: 30 Mar 2000
Updated: 27 Nov 2025
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What factors influence the rate of photosynthesis in plants?
Several factors influence the rate of photosynthesis in plants, including light intensity, carbon dioxide concentration, and temperature. Higher light intensity...
Added: 30 Mar 2000
Updated: 05 Nov 2025
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What is the term for traits that are passed from parents to offspring?
The term for traits that are passed from parents to offspring is called heredity. This biological process involves the transmission...
Added: 30 Mar 2000
Updated: 16 Nov 2025
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What molecule serves as the main energy carrier in cells?
The molecule that serves as the main energy carrier in cells is adenosine triphosphate (ATP). ATP consists of adenine, ribose,...
Added: 30 Mar 2000
Updated: 20 Nov 2025
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What kind of symmetry do most vertebrates display?
Most vertebrates display bilateral symmetry. This means that their body can be divided into two identical halves along a central...
Added: 30 Mar 2000
Updated: 30 Nov 2025
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What is the process called by which organisms maintain equilibrium?
The process by which organisms maintain equilibrium is called homeostasis. This biological mechanism allows organisms to regulate internal conditions, such...
Added: 30 Mar 2000
Updated: 19 Nov 2025
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What gas is a byproduct of combustion reactions?
A gas that is a byproduct of combustion reactions is carbon dioxide (CO2). When organic materials such as fossil fuels...
Added: 30 Mar 2000
Updated: 29 Nov 2025
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What type of burn affects only the outer layer of skin?
A burn that affects only the outer layer of skin is classified as a first-degree burn. This type of burn...
Added: 30 Mar 2000
Updated: 18 Nov 2025
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What is the name given to the transformation of energy from one form to another?
The transformation of energy from one form to another is called energy conversion. This process is fundamental to various natural...
Added: 30 Mar 2000
Updated: 11 Nov 2025
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What is the study of the nervous system and its disorders called?
The study of the nervous system and its disorders is called neuroscience. This interdisciplinary field examines the structure, function, and...
Added: 30 Mar 2000
Updated: 02 Nov 2025
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How many bones are there in an adult human body?
There are typically 206 bones in an adult human body. These bones form the human skeleton, providing structure, protecting vital...
Added: 30 Mar 2000
Updated: 06 Nov 2025
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What is the primary source of energy for most ecosystems?
The primary source of energy for most ecosystems is solar energy. Through the process of photosynthesis, plants, algae, and some...
Added: 30 Mar 2000
Updated: 16 Nov 2025
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What type of interaction occurs between oppositely charged ions?
The type of interaction that occurs between oppositely charged ions is known as ionic bonding. This type of chemical bond...
Added: 30 Mar 2000
Updated: 05 Nov 2025
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What element is crucial for the reproduction of cells?
The element crucial for the reproduction of cells is phosphorus, particularly in the form of nucleotides found in nucleic acids...
Added: 30 Mar 2000
Updated: 01 Dec 2025
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What is a major greenhouse gas contributing to climate change?
A major greenhouse gas contributing to climate change is carbon dioxide (CO2). It is released into the atmosphere primarily through...
Added: 30 Mar 2000
Updated: 18 Nov 2025
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What is the primary role of the pancreas in digestion?
The primary role of the pancreas in digestion is to produce and secrete digestive enzymes and hormones. As an exocrine...
Added: 30 Mar 2000
Updated: 29 Nov 2025
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What are the primary elements that make up organic compounds?
The primary elements that make up organic compounds are carbon (C), hydrogen (H), oxygen (O), nitrogen (N), phosphorus (P), and...
Added: 30 Mar 2000
Updated: 14 Nov 2025
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What is the theoretical limit of temperature known as?
The theoretical limit of temperature is known as absolute zero, which is defined as 0 Kelvin (-273.15°C or -459.67°F). At...
Added: 30 Mar 2000
Updated: 03 Nov 2025
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