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Kolsoom

Active transport

Substances are transported passively down concentration gradients. Often, substances have to be moved from a low to a high concentration - against a concentration gradient.Active tran...
Kolsoom

Osmosis

For an organism to work, substances should move into and out of cells. Three processes add to this development - diffusion, osmosis, and active transport.Osmosis is the diffusion of w...
Kolsoom

Diffusion

For an organism to work, substances should move into and out of cells. Three cycles add to this development - diffusion, osmosis, and active transport. Particles (molecules and ion...
Kolsoom

Stem Cells

Stem Cells in humans Stem cells will be cells that have not gone through differentiation. A cell that has not yet become specific is called undifferentiated. An embryo creates from...
Kolsoom

Chromosomes, Mitosis and DNA

Chromosomes convey genetic data in a molecule called DNA. A sort of cell division called mitosis ensures that when a cell divides each new cell created has the same genetic data. DN...
Kolsoom

Cell Differentiation and Specialisation

Cell Differentiation and Specialisation At the point when cells express explicit qualities that describe a specific sort of cell, we say that a cell has become differentiated. When...
Graham

Enymes

One of the topics which often features in A Level Biology question papers is that of enzymes. Why is that? Enzymes control various vital processes that take place in cells. A varie...
Aminu

Anatomical Terms related to various body part

Anatomical terms related to various body part1.Carpo/Carpal- The wrist2.Polex/Pilicis-The Thumb3.Hepato/Hepatic-The liver4.Reno/Renal-The Kidney5.Haema-The Blood6.Occulo/Occular-The E...
Liz

MICROBIOLOGY: THE WORLD YOUR EYES CAN’T SEE

Micro (adjective). Extremely small.So, microbiology = extremely small biology. No, not teeny tiny microscopes and flasks. But rather the biology of things that are teeny tiny. So teen...
Aminu

Evolution

Evolution CONCEPT OF EVOLUTIONEvolution is the alteration in the heritable characters ,traits or qualities of biological populations over chronological filial generations. These tra...
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