Science — English

What is the difference between k-selected and r-selected species?
K-selected species and r-selected species represent two reproductive strategies in ecology. K-selected species, like elephants and humans, invest in fewer...
Added: 25 Feb 2000
Updated: 03 Nov 2025
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What is the primary gas found in the Earth’s atmosphere?
The primary gas found in the Earth’s atmosphere is nitrogen, making up about 78% of the atmosphere’s composition. Oxygen follows...
Added: 25 Feb 2000
Updated: 21 Nov 2025
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What is the importance of biodiversity corridors?
Biodiversity corridors are essential ecological links that connect isolated habitats, facilitating the movement and migration of species. These corridors enhance...
Added: 25 Feb 2000
Updated: 16 Nov 2025
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What is circadian rhythm in biology?
Circadian rhythm in biology refers to the internal physiological processes that follow a roughly 24-hour cycle, influencing behavioral and biological...
Added: 25 Feb 2000
Updated: 08 Nov 2025
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What is the process of fossil fuel formation?
Fossil fuel formation occurs over millions of years through the decomposition of organic materials, primarily plants and animals, under conditions...
Added: 25 Feb 2000
Updated: 22 Nov 2025
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What is the relationship between temperature and metabolic rate?
The relationship between temperature and metabolic rate is significant in determining how organisms acquire and utilize energy. Generally, as temperature...
Added: 25 Feb 2000
Updated: 08 Nov 2025
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What is the difference between a hypothesis and theory in scientific research?
In scientific research, a hypothesis is a testable prediction that seeks to explain a phenomenon, while a theory is a...
Added: 25 Feb 2000
Updated: 19 Nov 2025
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What is the role of the golgi apparatus in protein modification?
The Golgi apparatus plays a critical role in protein modification and transport within the cell. After proteins are synthesized in...
Added: 25 Feb 2000
Updated: 19 Nov 2025
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What does the term "trophic cascade" refer to?
A trophic cascade refers to the ecological phenomenon where changes in the population of one species, usually a predator, lead...
Added: 25 Feb 2000
Updated: 11 Nov 2025
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What is the difference between a homogeneous mixture and a heterogeneous mixture?
A homogeneous mixture has a consistent composition throughout, meaning its components are evenly distributed and indistinguishable. Examples include saltwater and...
Added: 25 Feb 2000
Updated: 26 Nov 2025
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What is the significance of peer review in scientific publishing?
Peer review is significant in scientific publishing as it ensures the quality and integrity of research before publication. This process...
Added: 25 Feb 2000
Updated: 05 Nov 2025
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What is conservation biology?
Conservation biology is the scientific study aimed at protecting and managing biodiversity. It focuses on understanding the impacts of human...
Added: 25 Feb 2000
Updated: 01 Dec 2025
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What is zygotic development in organisms?
Zygotic development refers to the initial stages of embryogenesis following the fertilization of an egg by a sperm. Once the...
Added: 25 Feb 2000
Updated: 30 Nov 2025
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What is the influence of genetic factors on behavior?
Genetic factors play a significant role in shaping behavior by influencing neurological and physiological processes. Genes can affect brain function,...
Added: 24 Feb 2000
Updated: 23 Nov 2025
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What defines genetic diversity in populations?
Genetic diversity refers to the variety of alleles and genes within a population. It is essential for population adaptability and...
Added: 24 Feb 2000
Updated: 26 Nov 2025
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What is the relationship between pH and enzyme activity?
The relationship between pH and enzyme activity is critical for biochemical reactions. Each enzyme has an optimal pH range where...
Added: 24 Feb 2000
Updated: 12 Nov 2025
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What is selective breeding?
Selective breeding is the human-led process of manipulating the reproduction of plants and animals to enhance desired traits. By choosing...
Added: 24 Feb 2000
Updated: 16 Nov 2025
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What does ecosystem productivity refer to?
Ecosystem productivity refers to the rate at which organic matter is generated by producers, primarily through photosynthesis. This productivity is...
Added: 24 Feb 2000
Updated: 02 Nov 2025
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What is the importance of studying cellular biology?
Studying cellular biology is crucial as it helps us understand the fundamental unit of life—the cell. By examining cellular functions,...
Added: 24 Feb 2000
Updated: 12 Nov 2025
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What are the key components of photosynthesis?
Photosynthesis is vital for converting solar energy into chemical energy usable by organisms. The key components of this process include...
Added: 24 Feb 2000
Updated: 10 Nov 2025
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