Science — English

What is the role of operons in gene regulation?
Operons are genetic regulatory systems primarily found in prokaryotes. They consist of promoters, operators, and genes organized into one functional...
Added: 19 Mar 2000
Updated: 14 Nov 2025
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What are the three main types of rocks found on Earth?
The three main types of rocks found on Earth are igneous, sedimentary, and metamorphic. Igneous rocks form from cooled molten...
Added: 19 Mar 2000
Updated: 22 Nov 2025
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What is the term used for the abnormal growth of cells?
The term used for the abnormal growth of cells is neoplasm or tumor. These growths can be benign (non-cancerous) or...
Added: 19 Mar 2000
Updated: 25 Nov 2025
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What is the base unit of measure for mass in the metric system?
The base unit of measure for mass in the metric system is the kilogram (kg). It serves as the standard...
Added: 19 Mar 2000
Updated: 01 Nov 2025
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What is the main concept of the theory of relativity in physics?
The main concept of the theory of relativity in physics revolves around the interrelation of space and time as a...
Added: 19 Mar 2000
Updated: 11 Nov 2025
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What is the term for adaptations that enhance reproductive success?
The term for adaptations that enhance reproductive success is reproductive adaptations. These adaptations can include behavioral changes, physical traits, and...
Added: 19 Mar 2000
Updated: 08 Nov 2025
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What is the significance of agricultural biodiversity?
The significance of agricultural biodiversity lies in its contribution to food security, ecosystem resilience, and sustainable farming practices. Diverse crops...
Added: 19 Mar 2000
Updated: 14 Nov 2025
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What is the importance of water for sustaining life?
The importance of water for sustaining life is fundamental. It serves as a solvent, transporting nutrients and waste, regulating temperature,...
Added: 19 Mar 2000
Updated: 04 Nov 2025
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What is the main role of vitamins in metabolic processes?
The main role of vitamins in metabolic processes is to function as essential cofactors or coenzymes that facilitate biochemical reactions....
Added: 19 Mar 2000
Updated: 04 Nov 2025
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What type of symmetry is characteristic of echinoderms?
The type of symmetry characteristic of echinoderms is pentamerous radial symmetry. This means that their body plan can be divided...
Added: 19 Mar 2000
Updated: 29 Nov 2025
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What is the term for the branch of biology that focuses on animals?
The term for the branch of biology that focuses on animals is zoology. Zoology encompasses the study of animal behavior,...
Added: 19 Mar 2000
Updated: 11 Nov 2025
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What is the role of DNA polymerase in DNA replication?
The role of DNA polymerase in DNA replication is crucial. It synthesizes new DNA strands by adding nucleotides complementary to...
Added: 19 Mar 2000
Updated: 21 Nov 2025
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What is the scientific term for an organism of the same species that interbreeds?
The scientific term for an organism of the same species that interbreeds is called a population. Members of a population...
Added: 19 Mar 2000
Updated: 10 Nov 2025
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What is the impact of pollution on air quality?
The impact of pollution on air quality is predominantly negative, leading to various health and environmental issues. Pollutants like particulate...
Added: 19 Mar 2000
Updated: 12 Nov 2025
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What is the significance of coral reefs in marine ecosystems?
The significance of coral reefs in marine ecosystems is immense. They provide habitat and shelter for a diverse array of...
Added: 19 Mar 2000
Updated: 17 Nov 2025
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What is the organelle responsible for producing ribosomes?
The organelle responsible for producing ribosomes is the nucleolus. Located within the nucleus of eukaryotic cells, the nucleolus synthesizes ribosomal...
Added: 19 Mar 2000
Updated: 03 Nov 2025
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What is the function of the reproductive system in multicellular organisms?
The function of the reproductive system in multicellular organisms is to ensure the continuation of the species through reproduction. This...
Added: 19 Mar 2000
Updated: 01 Dec 2025
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What is the impact of invasive species on native biodiversity?
The impact of invasive species on native biodiversity can be detrimental. These non-native organisms often outcompete local species for resources...
Added: 19 Mar 2000
Updated: 20 Nov 2025
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What is the main role of chitin in organisms?
The main role of chitin in organisms is to provide structural support and protection. It is a key component of...
Added: 19 Mar 2000
Updated: 08 Nov 2025
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What is the term for a genetic trait that is expressed only in the presence of a matching allele?
The term for a genetic trait that is expressed only in the presence of a matching allele is called recessive....
Added: 19 Mar 2000
Updated: 16 Nov 2025
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