A multicellular organism is an organism that consists of more than one cell, unlike unicellular organisms. All species of animals, land plants and most...
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unicellular organism, also known as a single-celled organism, is an organism that consists of a single cell, unlike a multicellular organism that consists...
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Microorganism (redirect from Micro-organism)
contain microorganisms. The third domain Eukaryota includes all multicellular organisms as well as many unicellular protists and protozoans that are microbes...
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organelles. A multicellular organism such as an animal, plant, fungus, or alga is composed of many cells, often specialised. A colonial organism such as a...
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Extracellular space refers to the part of a multicellular organism outside the cells, usually taken to be outside the plasma membranes, and occupied by...
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Cell type (section Multicellular organisms)
identify cells that share morphological or phenotypical features. A multicellular organism may contain cells of a number of widely differing and specialized...
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around 1.7 Ga, multicellular organisms began to appear, with differentiated cells performing specialised functions. While early organisms reproduced asexually...
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In a multicellular organism, an organ is a collection of tissues joined in a structural unit to serve a common function. In the hierarchy of life, an organ...
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An embryo is the initial stage of development for a multicellular organism. In organisms that reproduce sexually, embryonic development is the part of...
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Cell (biology) (section Multicellularity)
Prokaryotes are single-celled organisms such as bacteria, whereas eukaryotes can be either single-celled, such as amoebae, or multicellular, such as some algae...
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Asexual reproduction (redirect from Asexual organism)
that arise by asexual reproduction from either unicellular or multicellular organisms inherit the full set of genes of their single parent and thus the...
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An immortalised cell line is a population of cells from a multicellular organism that would normally not proliferate indefinitely but, due to mutation...
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one of the two alternating multicellular phases in the life cycles of plants and algae. It is a haploid multicellular organism that develops from a haploid...
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Cellular differentiation (redirect from Multicellular Specialisation)
Differentiation happens multiple times during the development of a multicellular organism as it changes from a simple zygote to a complex system of tissues...
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Zygote (section In multicellular organisms)
most other anisogamous organisms, a zygote is formed when an egg cell and sperm cell come together to create a new unique organism. The formation of a totipotent...
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extracellular fluid (ECF) denotes all body fluid outside the cells of any multicellular organism. Total body water in healthy adults is about 50–60% (range 45 to...
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Metabolism (section Thermodynamics of living organisms)
in all known organisms, being found in species as diverse as the unicellular bacterium Escherichia coli and huge multicellular organisms like elephants...
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Marine life (redirect from Marine organism)
have allowed organisms to go from a single cell organism to one of many cells. Soon after the emergence of these first multicellular organisms, a remarkable...
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Paleontology (section Classifying ancient organisms)
may be a prerequisite for specialisation of cells, as an asexual multicellular organism might be at risk of being taken over by rogue cells that retain...
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group Protista is not used in current taxonomy.) Among the organisms that are not multicellular, the largest are the slime molds, such as Physarum polycephalum...
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Eukaryote (redirect from Eukaryotic organism)
microscopic organisms. Multicellularity in some form has evolved independently at least 25 times within the eukaryotes. Complex multicellular organisms, not...
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early biogenic graphite to microbial mat fossils to fossilised multicellular organisms. Existing patterns of biodiversity have been shaped by repeated...
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Mosaicism or genetic mosaicism is a condition in which a multicellular organism possesses more than one genetic line as the result of genetic mutation...
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Genetics (section Model organisms)
to the expression of different sets of genes. All the cells in a multicellular organism derive from a single cell, differentiating into variant cell types...
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used as a model organism. It was the first multicellular organism to have its whole genome sequenced, and in 2019 it was the first organism to have its connectome...
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the late 1950s, the Precambrian was not believed to have hosted multicellular organisms. However, with radiometric dating techniques, it has been found...
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feature for complex multicellularity. Complex multicellularity is different from "simple" multicellularity, such as colonies of organisms living together...
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multicellular organism found in 609-million-year-old rocks laid down during the Ediacaran period in the Guizhou Province of South China. The organism...
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with specialized cells and a multicellular organism is not always clear, around 1 billion years ago, the first multicellular plants emerged, probably green...
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Macroevolution (section Evolution of multicellularity)
evolution of multicellular organisms is one of the major breakthroughs in evolution. The first step of converting a unicellular organism into a metazoan...
32 KB (3,539 words) - 20:03, 10 August 2024