Tem 02, 2026Elias Ntezimana
The endocrine system is a network of glands that produce and release hormones directly into the bloodstream. Hormones are chemical messengers that regulate and coordinate many important body functions
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Haz 29, 2026Elias Ntezimana
The theory of Darwin, also called the theory of evolution by natural selection, was proposed by Charles Darwin in the 19th century
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Haz 29, 2026Elias Ntezimana
Plant growth is influenced by many environmental and internal factors. These factors determine how well a plant develops, produces leaves, flowers, fruits, and seeds
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Haz 29, 2026Elias Ntezimana
Germination is the biological process through which a seed begins to grow and develops into a new plant. It marks the beginning of the plant's life cycle and is essential for plant reproduction.
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Haz 29, 2026Elias Ntezimana
Yes. Pollution is one of the greatest threats to biodiversity worldwide. It damages ecosystems, kills plants and animals, contaminates natural resources, and disrupts the balance of nature
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Haz 29, 2026Elias Ntezimana
The brain is the control center of the human body. It is the most complex organ and is responsible for controlling almost every function necessary for life. It allows humans to think, learn, remember, move, feel emotions, make decisions, and coordinate all body activities
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Haz 29, 2026Elias Ntezimana
Yes. Monkeys and humans share many similarities because they both belong to the order Primates. Although humans are not monkeys, both groups evolved from a common ancestor that lived millions of years ago
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Haz 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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Haz 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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