Science — English

What is the main advantage of sexual reproduction over asexual reproduction?
The main advantage of sexual reproduction over asexual reproduction is the enhancement of genetic diversity. Sexual reproduction involves the combination...
Added: 20 Feb 2000
Updated: 20 Nov 2025
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What is the significance of keystone species in ecosystems?
The significance of keystone species in ecosystems lies in their ability to influence the structure and diversity of their environment....
Added: 20 Feb 2000
Updated: 22 Nov 2025
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What is the main role of the mitochondria in aerobic respiration?
The main role of the mitochondria in aerobic respiration is to produce adenosine triphosphate (ATP), the energy currency of the...
Added: 20 Feb 2000
Updated: 14 Nov 2025
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What is the function of the thalamus in the human brain?
The function of the thalamus in the human brain is to act as a relay station for sensory information. It...
Added: 20 Feb 2000
Updated: 02 Nov 2025
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What chemical process occurs during the night in plants?
The chemical process that occurs during the night in plants is called cellular respiration. While plants primarily carry out photosynthesis...
Added: 20 Feb 2000
Updated: 30 Nov 2025
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What is the maximum size of a population that an ecosystem can sustain called?
The maximum size of a population that an ecosystem can sustain is called carrying capacity. This concept reflects the limitations...
Added: 20 Feb 2000
Updated: 19 Nov 2025
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What is the functional relationship between DNA and RNA?
The functional relationship between DNA and RNA is critical for gene expression. DNA serves as the template that contains genetic...
Added: 20 Feb 2000
Updated: 18 Nov 2025
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What is considered the primary cell type of the adaptive immune response?
The primary cell type of the adaptive immune response is the T lymphocyte, particularly helper T cells and cytotoxic T...
Added: 20 Feb 2000
Updated: 04 Nov 2025
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What is the phenomenon of adaptation in response to environmental changes called?
The phenomenon of adaptation in response to environmental changes is referred to as evolutionary adaptation. This process occurs over generations...
Added: 20 Feb 2000
Updated: 28 Nov 2025
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What is a common byproduct of anaerobic respiration?
A common byproduct of anaerobic respiration is lactic acid or ethanol, depending on the organism. In muscle cells, anaerobic respiration...
Added: 20 Feb 2000
Updated: 11 Nov 2025
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What process do organisms use to encode and express their genetic information?
The process organisms use to encode and express their genetic information is called gene expression. This involves transcription, where DNA...
Added: 20 Feb 2000
Updated: 21 Nov 2025
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What is the role of the pituitary gland in regulating hormones?
The role of the pituitary gland in regulating hormones is critical as it is often referred to as the "master...
Added: 20 Feb 2000
Updated: 04 Nov 2025
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What is the significance of the carbon-14 dating method?
The significance of the carbon-14 dating method lies in its ability to determine the age of organic materials up to...
Added: 20 Feb 2000
Updated: 20 Nov 2025
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What is the primary function of antibodies in the immune system?
The primary function of antibodies in the immune system is to identify and neutralize foreign objects like bacteria and viruses....
Added: 20 Feb 2000
Updated: 27 Nov 2025
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What term describes materials that can be decomposed naturally by microorganisms?
The term that describes materials that can be decomposed naturally by microorganisms is biodegradable materials. These substances can break down...
Added: 20 Feb 2000
Updated: 24 Nov 2025
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What is the primary focus of astrobiology?
The primary focus of astrobiology is the study of the potential for life beyond Earth. This interdisciplinary field combines elements...
Added: 20 Feb 2000
Updated: 19 Nov 2025
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What is the function of the diaphragm in the respiratory system?
The function of the diaphragm in the respiratory system is to facilitate breathing. This dome-shaped muscle separates the chest cavity...
Added: 20 Feb 2000
Updated: 30 Nov 2025
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What is the primary purpose of bioremediation?
The primary purpose of bioremediation is to use living organisms to remove or neutralize contaminants from the environment. This process...
Added: 20 Feb 2000
Updated: 19 Nov 2025
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What is the term for the variety of habitats in a given area?
The term for the variety of habitats in a given area is biodiversity. This concept encompasses not only the different...
Added: 20 Feb 2000
Updated: 17 Nov 2025
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What is the main force that drives the water cycle?
The main force that drives the water cycle is solar energy. The sun's heat causes water to evaporate from surfaces...
Added: 20 Feb 2000
Updated: 22 Nov 2025
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