Science — English

Which particle in the nucleus of an atom defines its chemical properties?
The particle in the nucleus of an atom that defines its chemical properties is the proton. The number of protons...
Added: 15 Feb 2000
Updated: 23 Nov 2025
ℹ️
What is the scientific study of viruses called?
The scientific study of viruses is known as virology. This field encompasses the examination of the structure, classification, evolution, and...
Added: 14 Feb 2000
Updated: 10 Nov 2025
ℹ️
What is the concept of mutualism in ecology?
The concept of mutualism in ecology refers to a symbiotic relationship between two different species where both parties benefit. Examples...
Added: 14 Feb 2000
Updated: 30 Nov 2025
ℹ️
What name is given to the outer layer of the Earth?
The name given to the outer layer of the Earth is the crust. The Earth's crust is divided into two...
Added: 14 Feb 2000
Updated: 11 Nov 2025
ℹ️
What type of structure is a virus?
Viruses have a unique structure characterized as non-cellular, comprising a core of genetic material (either DNA or RNA) surrounded by...
Added: 14 Feb 2000
Updated: 26 Nov 2025
ℹ️
What is the primary energy currency of living cells?
The primary energy currency of living cells is adenosine triphosphate (ATP). ATP serves as a critical molecule that stores and...
Added: 14 Feb 2000
Updated: 19 Nov 2025
ℹ️
What is the primary mechanism by which energy is transferred in a vacuum?
The primary mechanism by which energy is transferred in a vacuum is through radiation. Unlike conduction and convection, which require...
Added: 14 Feb 2000
Updated: 24 Nov 2025
ℹ️
What is feedback inhibition in metabolic pathways?
Feedback inhibition in metabolic pathways refers to a regulatory mechanism wherein the end product of a pathway inhibits an earlier...
Added: 14 Feb 2000
Updated: 25 Nov 2025
ℹ️
What is the common name for the study of climate change and its impacts?
The common name for the study of climate change and its impacts is climatology. This scientific field encompasses the analysis...
Added: 14 Feb 2000
Updated: 19 Nov 2025
ℹ️
What aspect of light determines its color?
The aspect of light that determines its color is its wavelength. Different wavelengths of light correspond to different colors within...
Added: 14 Feb 2000
Updated: 22 Nov 2025
ℹ️
What is the role of the cell wall in plant cells?
The role of the cell wall in plant cells is to provide structural support and protection. Made primarily of cellulose,...
Added: 14 Feb 2000
Updated: 10 Nov 2025
ℹ️
What type of rock forms from the cooling and solidification of magma?
The type of rock that forms from the cooling and solidification of magma is known as igneous rock. This classification...
Added: 14 Feb 2000
Updated: 27 Nov 2025
ℹ️
What is the main function of phytochemicals in plants?
The main function of phytochemicals in plants is to provide **defense** against threats such as herbivores, insects, and pathogens. These...
Added: 14 Feb 2000
Updated: 30 Nov 2025
ℹ️
What environmental impacts does pollution have?
Pollution has several detrimental environmental impacts, including harm to air, water, and soil quality. It can lead to the destruction...
Added: 14 Feb 2000
Updated: 28 Nov 2025
ℹ️
Which scientist is known for his work on the laws of planetary motion?
The scientist known for his work on the laws of planetary motion is Johannes Kepler. In the early 17th century,...
Added: 14 Feb 2000
Updated: 30 Nov 2025
ℹ️
What is the term for the pressure exerted by the population on the environment?
The term for the pressure exerted by the population on the environment is known as environmental pressure or more specifically,...
Added: 14 Feb 2000
Updated: 23 Nov 2025
ℹ️
What is an enzyme’s active site?
An enzyme’s active site is a specialized region typically comprising a pocket or groove where substrates bind to the enzyme....
Added: 14 Feb 2000
Updated: 01 Dec 2025
ℹ️
What is the term for a chemical reaction that releases energy?
A chemical reaction that releases energy is termed an exothermic reaction. In these reactions, energy is primarily released in the...
Added: 14 Feb 2000
Updated: 08 Nov 2025
ℹ️
What is the primary role of the small intestine?
The primary role of the small intestine is the digestion and absorption of nutrients from food. It is a long,...
Added: 14 Feb 2000
Updated: 01 Nov 2025
ℹ️
What is the principle called that describes the buoyant force on objects submerged in fluids?
The principle that describes the bournant force on objects submerged in fluids is known as Archimedes' Principle. This principle states...
Added: 14 Feb 2000
Updated: 20 Nov 2025
ℹ️