يونيو 29, 2026Elias Ntezimana
Viruses are microscopic infectious agents that occupy a unique position between living and non-living things. They infect all forms of life, including humans, animals, plants, fungi, and bacteria.
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يونيو 29, 2026Elias Ntezimana
Les petits insectes jouent un rôle essentiel dans le fonctionnement des écosystèmes. Bien qu'ils soient souvent considérés comme nuisibles ou insignifiants, ils assurent de nombreuses fonctions indispensables à la survie des plantes, des animaux et des êtres humain
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يونيو 27, 2026Elias Ntezimana
Plant physiology is the branch of botany that studies how plants function and carry out their life processes. It explains how plants absorb water and nutrients, produce food, grow, reproduce, respond to environmental stimuli, and survive under different environmental conditions
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يونيو 27, 2026Elias Ntezimana
Sterilization is the process of completely destroying or removing all forms of microorganisms, including bacteria, viruses, fungi, spores, and parasites, from an object, surface, liquid, or biological materia
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يونيو 27, 2026Elias Ntezimana
The root system is the underground part of a plant that anchors it firmly in the soil and absorbs water and mineral nutrients necessary for growth
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يونيو 27, 2026Elias Ntezimana
Viruses are microscopic infectious agents that can reproduce only inside living cells. They are much smaller than bacteria and infect all forms of life, including humans, animals, plants, fungi, and bacteria. Viruses are responsible for many diseases worldwide and have a major impact on human health, agriculture, veterinary medicine, and the environment.
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يونيو 27, 2026Elias Ntezimana
Animals live in a wide variety of environments known as habitats. A habitat is the natural place where an animal lives, grows, feeds, reproduces, and finds shelter
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يونيو 27, 2026Elias Ntezimana
Mammalian fertilization is the biological process in which a sperm cell fuses with an egg cell (ovum) to form a zygote, the first cell of a new individual
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يونيو 27, 2026Elias Ntezimana
espiration is the biological process by which living organisms obtain oxygen, use it to produce energy from food, and eliminate carbon dioxide
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