Jul 03, 2026Elias Ntezimana
A pandemic is a large-scale outbreak of an infectious disease that spreads across multiple countries or continents and affects a significant proportion of the world's population.
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Jul 02, 2026Elias Ntezimana
Ebola Virus Disease (EVD), commonly known as Ebola, is a severe and often fatal infectious disease caused by the Ebola virus
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Jul 02, 2026Elias Ntezimana
Chronic diseases are long-term medical conditions that develop slowly and persist for a long period of time, often for life
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Jul 02, 2026Elias Ntezimana
bsorption is one of the most important biological processes in living organisms. It is the process by which substances such as nutrients, water, minerals, gases, and other essential molecules move from one location into the cells, tissues, or bloodstream where they can be used by the body.
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Jul 02, 2026Elias Ntezimana
Homeostasis is the ability of a living organism to maintain a stable internal environment despite continuous changes in the external environment.
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Jul 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. They help maintain communication between different organs and ensure that the body functions properly
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Jul 02, 2026Elias Ntezimana
Sexually transmitted infections (STIs), also known as sexually transmitted diseases (STDs), are infectious diseases that are mainly spread through sexual contact
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Jul 02, 2026Elias Ntezimana
Myopia, also known as short-sightedness or near-sightedness, is a common eye disorder in which a person can see nearby objects clearly but distant objects appear blurred. It occurs when light rays are focused in front of the retina instead of directly on i
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Jun 29, 2026Elias Ntezimana
Ontogenesis (also called ontogeny) is the process by which an organism develops from a fertilized egg (zygote) to a fully grown adult.
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