Science — English

What is the function of thylakoids in chloroplasts?
Thylakoids in chloroplasts are essential for the process of photosynthesis. They are membrane-bound structures containing chlorophyll and other pigments that...
Added: 19 Jan 2000
Updated: 18 Nov 2025
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What is the role of tRNA in protein synthesis?
The role of tRNA in protein synthesis is to transport amino acids to the ribosome. This ensures that proteins are...
Added: 19 Jan 2000
Updated: 16 Nov 2025
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What is the process by which species evolve over time called?
The role of tRNA (transfer RNA) in protein synthesis is critical. tRNA serves as a molecular adapter that translates the...
Added: 19 Jan 2000
Updated: 07 Nov 2025
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What factors can affect the rates of chemical reactions?
The process by which species evolve over time is called evolution. This process involves gradual changes in the genetic composition...
Added: 19 Jan 2000
Updated: 16 Nov 2025
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What structure is responsible for breaking down waste products in a cell?
Several factors can affect the rates of chemical reactions. Key factors include temperature, as increased temperature generally accelerates reaction rates...
Added: 19 Jan 2000
Updated: 29 Nov 2025
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What is a biome characterized by cold temperatures and permafrost?
The structure responsible for breaking down waste products in a cell is the lysosome. Lysosomes contain digestive enzymes that facilitate...
Added: 19 Jan 2000
Updated: 29 Nov 2025
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What is the significance of pollinators in agriculture?
A biome characterized by cold temperatures and permafrost is known as the Tundra. This ecological region is defined by its...
Added: 19 Jan 2000
Updated: 11 Nov 2025
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What is the main principle behind the concept of natural selection?
Pollinators play a significant role in agriculture by facilitating the reproduction of flowering plants. They transfer pollen from the male...
Added: 19 Jan 2000
Updated: 21 Nov 2025
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What is the primary factor influencing ocean salinity?
The main principle behind the concept of natural selection is the idea that organisms better adapted to their environment tend...
Added: 19 Jan 2000
Updated: 26 Nov 2025
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What element is present in all organic compounds?
The primary factor influencing ocean salinity is the balance between freshwater input and evaporation. Regions with high evaporation rates, such...
Added: 19 Jan 2000
Updated: 23 Nov 2025
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What is the term for the study of carbon compounds?
The term for the study of carbon compounds is called organic chemistry. This branch of chemistry focuses on the structure,...
Added: 19 Jan 2000
Updated: 21 Nov 2025
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What is the primary focus of the field of biochemistry?
The primary focus of the field of biochemistry is the study of chemical processes and substances that occur within living...
Added: 19 Jan 2000
Updated: 01 Nov 2025
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What is the difference between an endotherm and an ectotherm?
The primary difference between an endotherm and an ectotherm lies in thermoregulation. Endotherms, often referred to as warm-blooded animals, can...
Added: 19 Jan 2000
Updated: 30 Nov 2025
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What type of star is the sun classified as?
The sun is classified as a G-type main-sequence star, often referred to as a G dwarf star. It lies within...
Added: 19 Jan 2000
Updated: 01 Dec 2025
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What is the role of the amygdala in emotion regulation?
The amygdala plays a crucial role in emotion regulation by processing and responding to emotional stimuli. Located in the brain's...
Added: 19 Jan 2000
Updated: 26 Nov 2025
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What is the term for the study of heredity and the variation of inherited characteristics?
The term for the study of heredity and the variation of inherited characteristics is called genetics. It investigates how traits...
Added: 19 Jan 2000
Updated: 01 Nov 2025
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What characteristics differentiate between different domains of life?
Different domains of life are characterized by distinct cellular structures and biological functions. The three primary domains are Bacteria, Archaea,...
Added: 19 Jan 2000
Updated: 19 Nov 2025
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In which layer of the Earth do tectonic plates reside?
Tectonic plates reside in the lithosphere, which encompasses the outermost layer of the Earth. The lithosphere consists of the crust...
Added: 19 Jan 2000
Updated: 21 Nov 2025
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What are the effects of light intensity on photosynthesis?
The effects of light intensity on photosynthesis are significant, as light is a primary energy source for this process. Increased...
Added: 19 Jan 2000
Updated: 23 Nov 2025
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What is the phase change from solid to gas known as?
The phase change from solid to gas is known as sublimation. This process occurs when a solid transitions directly into...
Added: 19 Jan 2000
Updated: 29 Nov 2025
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