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Sep 25, 2024 · Revision notes on Respiration in Cells for the Cambridge (CIE) IGCSE Biology syllabus, written by the Biology experts at Save My Exams.
3 days ago · Biology is the science of life. It spans multiple levels from biomolecules and cells to organisms and populations.
Sep 30, 2024 · Eutrophication, the gradual increase in the concentration of phosphorus, nitrogen, and other plant nutrients in an aging aquatic ecosystem such as a lake. Cultural eutrophication is caused by water pollution and is a serious threat to freshwater and coastal ecosystems.
- The Editors of Encyclopaedia Britannica
Oct 7, 2024 · gene, unit of hereditary information that occupies a fixed position (locus) on a chromosome. Genes achieve their effects by directing the synthesis of proteins. In eukaryotes (such as animals, plants, and fungi), genes are contained within the cell nucleus.
- The Editors of Encyclopaedia Britannica
5 days ago · In vitro fertilisation (IVF) is a process of fertilisation in which an egg is combined with sperm in vitro ("in glass"). The process involves monitoring and stimulating a woman's ovulatory process, then removing an ovum or ova (egg or eggs) from her ovaries and enabling a man's sperm to fertilise them in a culture medium in a laboratory.
Sep 26, 2024 · evolution, theory in biology postulating that the various types of plants, animals, and other living things on Earth have their origin in other preexisting types and that the distinguishable differences are due to modifications in successive generations.
3 days ago · Restriction fragment length polymorphism (abbreviated RFLP) refers to differences (or variations) among people in their DNA sequences at sites recognized by restriction enzymes. Such variation results in different sized (or length) DNA fragments produced by digesting the DNA with a restriction enzyme. RFLPs can be used as genetic markers, which ...
