Natural Science Glossary

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Adaptation
A characteristic that helps an organism survive and reproduce in its environment.
fr: Adaptation
Animal habitats
Atom
The basic unit of a chemical element, consisting of a nucleus containing protons and neutrons, surrounded by electrons.
fr: Atome
Structure of an atom
Biodiversity
The variety of life in a given ecosystem, including the variety of species, genetic diversity within species, and the variety of ecosystems.
fr: Biodiversité
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Cell
The smallest unit of life that can carry out all the processes necessary for life.
fr: Cellule
Human cell
DNA
A molecule that carries the genetic information in all living things.
fr: ADN
Genetic code
Ecosystem
A community of living and non-living things interacting with each other in a specific environment.
fr: Écosystème
Ecosystem services
The benefits that humans receive from ecosystems, such as clean air, water, food, and wood.
fr: Services des écosystèmes
Honey bee
Evolution
The process by which species change over time through natural selection.
fr: Évolution
Human evolution
Genetics
The study of how traits are passed from one generation to the next through the study of genes.
fr: Génétique
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Hibernation
A state of decreased metabolic activity and reduced body temperature in certain animals during the winter months.
fr: Hibernation
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Metamorphosis
The process of change in form and structure in certain organisms, such as insects and amphibians, from larva to adult.
fr: Métamorphose
Metamorphosis in Insects
Migration
The seasonal movement of animals from one place to another.
fr: Migration
Mitosis
The process of cell division in which a single cell divides into two identical daughter cells.
fr: Mitose
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Nucleus
The central parts, of an atom, containing protons and neutrons.
fr: Noyau
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Organism
A living thing, such as a plant, animal, or bacterium.
fr: Organisme
Type of organisms
Photosynthesis
The process by which plants use energy from sunlight to produce food (glucose) from carbon dioxide and water.
fr: Photosynthèse
Process of photosynthesis
Reproduction
The process by which living things produces, living things produced.
fr: Reproduction
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Respiration
The process by which living things releases energy from food.
fr: Respiration
Cellular Respiration
Tissue
A group of similar cells that perform a specific function in an organism.
fr: Tissu
Types of tissue
Transpiration
The process by which water is transported from roots to live in plants, and also the process of releasing water vapor into the air.
fr: Transpiration
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