يوليو 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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يوليو 02, 2026Elias Ntezimana
Biological interactions and relationships are the various ways in which living organisms interact with one another within an ecosystem.
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يوليو 02, 2026Elias Ntezimana
Lichens are unique living organisms formed through a close symbiotic relationship between a fungus and a photosynthetic partner, which is either a green alga or a cyanobacterium
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يوليو 02, 2026Elias Ntezimana
An earthworm is a soft-bodied invertebrate animal that lives mainly in the soil. It belongs to the phylum Annelida and plays a crucial role in maintaining soil fertility and ecosystem health.
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يوليو 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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يوليو 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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يوليو 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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يوليو 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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يونيو 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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يونيو 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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يونيو 29, 2026Elias Ntezimana
Seed dispersal, also called dissemination, is the process by which seeds are spread away from the parent plant to different locations
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يونيو 29, 2026Elias Ntezimana
Pollination is the reproductive process in flowering plants in which pollen is transferred from the anther (male part) to the stigma (female part)
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