A multicellular organism is an organism that consists of more than one cell, in contrast to unicellular organism. All species of animals, land plants and... 42 KB (4,643 words) - 19:47, 25 April 2024 |
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... 73 KB (7,724 words) - 19:08, 9 May 2024 |
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... 22 KB (2,030 words) - 11:11, 4 May 2024 |
Extracellular space refers to the part of a multicellular organism outside the cells, usually taken to be outside the plasma membranes, and occupied by... 4 KB (439 words) - 04:19, 25 March 2024 |
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... 8 KB (894 words) - 21:01, 9 May 2024 |
around 1.7 Ga, multicellular organisms began to appear, with differentiated cells performing specialised functions. While early organisms reproduced asexually... 234 KB (22,557 words) - 19:51, 28 April 2024 |
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... 40 KB (4,283 words) - 01:10, 2 May 2024 |
An embryo is the initial stage of development for a multicellular organism. In organisms that reproduce sexually, embryonic development is the part of... 31 KB (3,277 words) - 05:41, 1 May 2024 |
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... 21 KB (2,018 words) - 05:55, 9 May 2024 |
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... 50 KB (6,014 words) - 20:21, 19 February 2024 |
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... 61 KB (6,320 words) - 14:00, 7 May 2024 |
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... 9 KB (871 words) - 20:31, 30 March 2024 |
early biogenic graphite to microbial mat fossils to fossilised multicellular organisms. Existing patterns of biodiversity have been shaped by repeated... 238 KB (24,700 words) - 04:40, 1 April 2024 |
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... 113 KB (12,388 words) - 09:23, 7 May 2024 |
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... 102 KB (10,169 words) - 22:29, 9 April 2024 |
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... 304 KB (29,026 words) - 22:50, 26 April 2024 |
multicellular organism found in 609-million-year-old rocks laid down during the Ediacaran period in the Guizhou Province of South China. The organism... 4 KB (369 words) - 20:44, 14 March 2024 |
Symbiosis (redirect from Multigenomic organism) together as a whole. Microbes live everywhere in and on every multicellular organism. Many organisms rely on their symbionts in order to develop properly, this... 52 KB (5,495 words) - 00:45, 26 April 2024 |
organism (aerobe) is an organism that requires an oxygenated environment. Anaerobes may be unicellular (e.g. protozoans, bacteria) or multicellular.... 23 KB (2,493 words) - 15:16, 5 February 2024 |
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... 61 KB (6,029 words) - 11:33, 1 May 2024 |
of the germ line in sexually reproducing multicellular organisms. Gametes are the means by which an organism passes its genetic information to its offspring;... 266 KB (24,231 words) - 05:26, 12 May 2024 |
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 (3,516 words) - 00:47, 30 April 2024 |
Mosaicism or genetic mosaicism is a condition in which a multicellular organism possesses more than one genetic line as the result of genetic mutation... 23 KB (2,653 words) - 23:47, 28 February 2024 |
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... 98 KB (10,393 words) - 23:39, 3 May 2024 |