Science — English

What is the biological role of cholesterol in cell membranes?
Cholesterol plays a crucial role in maintaining membrane fluidity and stability in cell membranes. It integrates into the phospholipid bilayer,...
Added: 09 Feb 2000
Updated: 18 Nov 2025
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What is the term for the set of all possible alleles for a gene in a population?
The term for the set of all possible alleles for a gene in a population is called the gene pool....
Added: 09 Feb 2000
Updated: 24 Nov 2025
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What is the term for the ecological relationship between two different species?
The term for the ecological relationship between two different species is symbiosis. This interaction can be mutualistic, commensalistic, or parasitic,...
Added: 09 Feb 2000
Updated: 18 Nov 2025
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What is the primary function of bile in digestion?
The primary function of bile in digestion is to emulsify fats, enhancing their breakdown by digestive enzymes. Bile, produced by...
Added: 09 Feb 2000
Updated: 24 Nov 2025
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What type of reaction occurs in the presence of oxygen?
The type of reaction that occurs in the presence of oxygen is called aerobic reaction. This process is vital for...
Added: 09 Feb 2000
Updated: 27 Nov 2025
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What does the Hardy-Weinberg principle describe?
The Hardy-Weinberg principle describes the genetic equilibrium in a population where allelic frequencies remain constant over generations, barring evolutionary influences....
Added: 09 Feb 2000
Updated: 30 Nov 2025
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What is the term for a measure of disorder in a system?
The term for a measure of disorder in a system is entropy. In thermodynamics, higher entropy indicates greater disorder and...
Added: 09 Feb 2000
Updated: 11 Nov 2025
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What is the branching structure of synaptic connections in neurons called?
The branching structure of synaptic connections in neurons is called dendrites. Dendrites receive signals from other neurons and transmit information...
Added: 09 Feb 2000
Updated: 30 Nov 2025
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What type of reaction occurs during combustion?
The type of reaction that occurs during combustion is typically an exothermic reaction. This process involves the rapid reaction of...
Added: 09 Feb 2000
Updated: 01 Dec 2025
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What is the difference between weather and climate?
The difference between weather and climate involves their time scales and concepts. Weather refers to short-term atmospheric conditions, including temperature,...
Added: 09 Feb 2000
Updated: 01 Dec 2025
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What is the significance of biodiversity to ecosystems?
The significance of biodiversity to ecosystems is profound, as it enhances resilience and stability. Diverse ecosystems can better withstand environmental...
Added: 09 Feb 2000
Updated: 30 Nov 2025
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What is the process by which plants release water vapor into the atmosphere?
The process by which plants release water vapor into the atmosphere is called transpiration. This physiological mechanism not only helps...
Added: 09 Feb 2000
Updated: 12 Nov 2025
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What is the process of synthesizing proteins from mRNA called?
The process of synthesizing proteins from mRNA is called translation. During this process, ribosomes read the genetic code carried by...
Added: 09 Feb 2000
Updated: 23 Nov 2025
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What is the term for non-visible radiation emitted by objects?
The term for non-visible radiation emitted by objects is infrared radiation. This type of radiation has longer wavelengths than visible...
Added: 09 Feb 2000
Updated: 07 Nov 2025
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What is the term for the study of how populations interact with their environment?
The term for the study of how populations interact with their environment is ecology. This field explores relationships between organisms...
Added: 09 Feb 2000
Updated: 09 Nov 2025
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What organ in the body is primarily responsible for regulating metabolism?
The organ in the body primarily responsible for regulating metabolism is the thyroid gland. This gland produces hormones like thyroxine,...
Added: 09 Feb 2000
Updated: 19 Nov 2025
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What is the unit of electrical charge?
The unit of electrical charge is the coulomb, symbolized as C. It quantifies the amount of electric charge carried by...
Added: 09 Feb 2000
Updated: 14 Nov 2025
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What chemical compound is formed when an acid reacts with a base?
When an acid reacts with a base, the chemical compound formed is called salt, along with water. This reaction, known...
Added: 09 Feb 2000
Updated: 27 Nov 2025
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What is the main source of energy for cellular respiration?
The main source of energy for cellular respiration is glucose. During this process, cells convert glucose into ATP (adenosine triphosphate)...
Added: 09 Feb 2000
Updated: 28 Nov 2025
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What is the biological significance of fermentation?
The biological significance of fermentation lies in its ability to generate energy in the absence of oxygen. It allows organisms,...
Added: 09 Feb 2000
Updated: 17 Nov 2025
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