Science — English

What is the primary respiratory pigment in vertebrates?
The primary respiratory pigment in vertebrates is hemoglobin. Hemoglobin is found in red blood cells and is crucial for transporting...
Added: 29 Feb 2000
Updated: 10 Nov 2025
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What is the primary focus of entomology?
The primary focus of entomology is the scientific study of insects. This field encompasses various aspects, including insect behavior, physiology,...
Added: 29 Feb 2000
Updated: 25 Nov 2025
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What is the term used to describe the evidence supporting common ancestry?
The term used to describe the evidence supporting common ancestry is phylogenetic evidence. This includes genetic relationships observed through shared...
Added: 29 Feb 2000
Updated: 01 Nov 2025
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What is the ecological impact of grazing animals on grasslands?
The ecological impact of grazing animals on grasslands includes influencing vegetation structure, nutrient cycling, and biodiversity. Grazers can help maintain...
Added: 29 Feb 2000
Updated: 04 Nov 2025
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What is the primary environmental concern regarding deforestation?
The primary environmental concern regarding deforestation is its contribution to climate change and loss of biodiversity. Trees play a critical...
Added: 29 Feb 2000
Updated: 26 Nov 2025
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What type of organisms are primarily responsible for photosynthesis?
The type of organisms primarily responsible for photosynthesis are plants, specifically green plants and some algae and bacteria. These organisms...
Added: 29 Feb 2000
Updated: 01 Dec 2025
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What is the primary role of decomposers in an ecosystem?
The primary role of decomposers in an ecosystem is to break down organic matter, returning nutrients to the soil and...
Added: 29 Feb 2000
Updated: 20 Nov 2025
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What is the mechanism that controls the internal environment of an organism?
The mechanism that controls the internal environment of an organism is termed homeostasis. It involves various physiological processes that maintain...
Added: 29 Feb 2000
Updated: 27 Nov 2025
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What is the primary function of the golgi apparatus in cells?
The primary function of the Golgi apparatus in cells is to modify, sort, and package proteins and lipids for secretion...
Added: 29 Feb 2000
Updated: 17 Nov 2025
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What is the role of plant hormones in seed germination?
The role of plant hormones in seed germination is critical as they regulate processes necessary for sprouting. Hormones such as...
Added: 29 Feb 2000
Updated: 03 Nov 2025
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What is the primary purpose of scientific hypothesis testing?
The primary purpose of scientific hypothesis testing is to assess the validity of a proposed explanation for a phenomenon. By...
Added: 29 Feb 2000
Updated: 14 Nov 2025
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What do we call the phenomenon when new species arise from existing species?
The phenomenon when new species arise from existing species is termed speciation. This process generally occurs through mechanisms like allopatric...
Added: 29 Feb 2000
Updated: 07 Nov 2025
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What is the chemical reaction that occurs in cellular respiration?
The chemical reaction that occurs in cellular respiration is primarily the conversion of glucose and oxygen into carbon dioxide, water,...
Added: 29 Feb 2000
Updated: 01 Dec 2025
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What is the primary role of antioxidants in cellular protection?
The primary role of antioxidants in cellular protection is to neutralize harmful free radicals that can cause cellular damage. By...
Added: 29 Feb 2000
Updated: 02 Nov 2025
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What is the impact of global warming on wildlife habitats?
The impact of global warming on wildlife habitats is profound, leading to shifts in ecosystem dynamics and species distributions. Rising...
Added: 29 Feb 2000
Updated: 23 Nov 2025
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What is the primary method of genetic material transfer between bacterial cells?
The primary method of genetic material transfer between bacterial cells is known as horizontal gene transfer. This process allows for...
Added: 29 Feb 2000
Updated: 01 Dec 2025
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What is the scientific basis for why organisms evolve?
The scientific basis for why organisms evolve is rooted in the theory of natural selection, proposed by Charles Darwin. It...
Added: 29 Feb 2000
Updated: 22 Nov 2025
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What is the term for the genetic characteristics of a population?
The term for the genetic characteristics of a population is called gene pool. This encompasses the total collection of alleles...
Added: 29 Feb 2000
Updated: 19 Nov 2025
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What is the significance of emigration on population dynamics?
The significance of emigration on population dynamics involves its impact on the viability and growth of populations. When individuals leave...
Added: 29 Feb 2000
Updated: 30 Nov 2025
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What is the role of the cerebellum in motor control?
The role of the cerebellum in motor control is to coordinate and fine-tune muscle movements. It receives input from various...
Added: 29 Feb 2000
Updated: 25 Nov 2025
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