Science — English

What is the term for the movement of water through a selectively permeable membrane?
The movement of water through a selectively permeable membrane is known as osmosis. Osmosis is vital for maintaining cellular homeostasis,...
Added: 27 Jan 2000
Updated: 08 Nov 2025
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What type of macromolecule are enzymes classified as?
Enzymes are classified as proteins, a type of macromolecule that acts as biological catalysts to accelerate chemical reactions in living...
Added: 27 Jan 2000
Updated: 08 Nov 2025
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What is the primary role of a review article in scientific literature?
The primary role of a review article in scientific literature is to summarize and synthesize existing research on a particular...
Added: 27 Jan 2000
Updated: 05 Nov 2025
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What is the formula for calculating the speed of an object?
The formula for calculating the speed of an object is represented mathematically as Speed = Distance / Time. This formula...
Added: 27 Jan 2000
Updated: 28 Nov 2025
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What do we call a community of different species interacting in a shared environment?
A community of different species interacting in a shared environment is referred to as an ecosystem. Within this ecosystem, species...
Added: 27 Jan 2000
Updated: 05 Nov 2025
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What is the function of myelin sheath in the nervous system?
The function of the myelin sheath in the nervous system is to insulate nerve fibers, which facilitates the rapid transmission...
Added: 27 Jan 2000
Updated: 14 Nov 2025
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What are the three states of matter commonly recognized in physics?
The three states of matter commonly recognized in physics are solid, liquid, and gas. Solids have a fixed shape and...
Added: 27 Jan 2000
Updated: 20 Nov 2025
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What are the phases of the cell cycle?
The phases of the cell cycle include several distinct stages: interphase (which consists of G1, S, and G2 phases) where...
Added: 27 Jan 2000
Updated: 15 Nov 2025
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In ecology, what does the term “carrying capacity” describe?
In ecology, the term carrying capacity describes the maximum population size of a given species that an environment can sustainably...
Added: 27 Jan 2000
Updated: 16 Nov 2025
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What is a carnivore?
A carnivore is an organism that primarily consumes meat as a food source, either through hunting or scavenging other animals....
Added: 27 Jan 2000
Updated: 14 Nov 2025
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What is the significance of the Hardy-Weinberg principle?
The significance of the Hardy-Weinberg principle lies in its provision of a mathematical model for studying populations in genetic equilibrium....
Added: 27 Jan 2000
Updated: 14 Nov 2025
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What is a polysaccharide?
A polysaccharide is a type of carbohydrate made up of long chains of monosaccharide units linked together by glycosidic bonds....
Added: 27 Jan 2000
Updated: 08 Nov 2025
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What is sublimation in the context of phase changes?
Sublimation in the context of phase changes refers to the direct transition of a substance from a solid to a...
Added: 27 Jan 2000
Updated: 24 Nov 2025
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What is a genetic marker?
A genetic marker is a specific DNA sequence that can be used to identify individuals or to track inheritance of...
Added: 27 Jan 2000
Updated: 25 Nov 2025
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What is the role of the hypothalamus in temperature regulation?
The role of the hypothalamus in temperature regulation is crucial for maintaining homeostasis. It acts as a thermostat, detecting changes...
Added: 27 Jan 2000
Updated: 26 Nov 2025
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What is the process of nitrogen fixation?
The process of nitrogen fixation involves converting atmospheric nitrogen (N2) into ammonia (NH3) or related compounds, which can be used...
Added: 27 Jan 2000
Updated: 20 Nov 2025
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What is an example of a habitat loss?
An example of habitat loss is deforestation, where forests are cleared for agriculture, urban development, or logging. This process leads...
Added: 27 Jan 2000
Updated: 07 Nov 2025
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What are the common traits of fungi?
Common traits of fungi include being eukaryotic organisms that obtain nutrients through heterotrophy, often via the absorption of organic matter....
Added: 27 Jan 2000
Updated: 17 Nov 2025
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What is the role of the carbon sink?
The role of a carbon sink is to absorb more carbon dioxide than it releases, helping to mitigate the effects...
Added: 27 Jan 2000
Updated: 11 Nov 2025
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What is bioaccumulation?
Bioaccumulation refers to the gradual accumulation of toxic substances, such as heavy metals or persistent organic pollutants, in the tissues...
Added: 27 Jan 2000
Updated: 02 Nov 2025
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