Science — English

Which organelle is responsible for protein synthesis?
The organelle responsible for protein synthesis is the ribosome. Ribosomes can be found either free-floating in the cytoplasm or attached...
Added: 20 Feb 2000
Updated: 07 Nov 2025
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What role do zooplankton play in freshwater ecosystems?
Zooplankton play a critical role in freshwater ecosystems as primary consumers within the food web. They feed on phytoplankton and...
Added: 20 Feb 2000
Updated: 17 Nov 2025
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What is the main source of energy for cellular processes?
The main source of energy for cellular processes is adenosine triphosphate (ATP). ATP is a high-energy molecule that serves as...
Added: 20 Feb 2000
Updated: 19 Nov 2025
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What is the impact of overgrazing on rangelands?
The impact of overgrazing on rangelands is detrimental to the environment, leading to soil degradation, loss of vegetation, and decreased...
Added: 20 Feb 2000
Updated: 04 Nov 2025
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What is the term for a group of cells that perform a similar function?
The term for a group of cells that perform a similar function is a tissue. Tissues are organized collections of...
Added: 20 Feb 2000
Updated: 30 Nov 2025
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What is the role of soil microorganisms in nutrient cycling?
Soil microorganisms play a crucial role in nutrient cycling by decomposing organic matter and recycling nutrients back into the soil....
Added: 20 Feb 2000
Updated: 28 Nov 2025
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What is the typical ratio of oxygen to carbon in a carbohydrate molecule?
The typical ratio of oxygen to carbon in a carbohydrate molecule is approximately 2:1. Carbohydrates are organic compounds composed of...
Added: 20 Feb 2000
Updated: 10 Nov 2025
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What does it mean to be an ecological pioneer?
To be an ecological pioneer means to be one of the first species to colonize a previously disrupted or new...
Added: 20 Feb 2000
Updated: 24 Nov 2025
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What is the primary focus of ecological research?
The primary focus of ecological research is to understand the relationships between organisms and their environments. This field studies various...
Added: 20 Feb 2000
Updated: 22 Nov 2025
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What is the ecological footprint of a society?
The ecological footprint of a society measures the environmental impact of human activities in terms of the resources consumed and...
Added: 20 Feb 2000
Updated: 14 Nov 2025
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What is the term for the fluid portion of blood that carries cells and nutrients?
The term for the fluid portion of blood that carries cells and nutrients is plasma. Plasma is a pale yellow...
Added: 20 Feb 2000
Updated: 16 Nov 2025
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What role do fish play in aquatic ecosystems?
Fish play a vital role in aquatic ecosystems as they contribute to nutrient cycling, food web dynamics, and ecosystem health....
Added: 20 Feb 2000
Updated: 18 Nov 2025
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What is the role of the chloroplasts in plant cells?
Chloroplasts play a crucial role in plant cells by conducting photosynthesis. These organelles contain pigments like chlorophyll, which capture sunlight...
Added: 20 Feb 2000
Updated: 21 Nov 2025
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What is the significance of a riverine habitat?
A riverine habitat is significant because it serves as a crucial ecosystem that supports diverse flora and fauna. These habitats...
Added: 20 Feb 2000
Updated: 07 Nov 2025
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What do we call the process of drugs moving across cell membranes?
The process of drugs moving across cell membranes is termed drug diffusion or transcellular transport. This process is essential for...
Added: 20 Feb 2000
Updated: 25 Nov 2025
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What is the impact of human activity on ecosystems?
Human activity significantly impacts ecosystems through various mechanisms, such as habitat destruction, pollution, and climate change. Deforestation, urbanization, and industrial...
Added: 20 Feb 2000
Updated: 25 Nov 2025
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What environmental factor primarily influences plant growth?
The primary environmental factor influencing plant growth is light, specifically sunlight. Sunlight provides the energy necessary for photosynthesis, the process...
Added: 20 Feb 2000
Updated: 27 Nov 2025
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What is a biological clock?
A biological clock is an internal mechanism that regulates the timing of various physiological processes and behaviors in living organisms....
Added: 20 Feb 2000
Updated: 09 Nov 2025
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What is the role of the massive dark matter in the universe?
The role of massive dark matter in the universe is pivotal for understanding cosmic structure and evolution. Although dark matter...
Added: 20 Feb 2000
Updated: 27 Nov 2025
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What is the function of neurotransmitters?
The function of neurotransmitters is to transmit signals across synapses between neurons in the nervous system. These chemical messengers are...
Added: 20 Feb 2000
Updated: 01 Nov 2025
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