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Scavengers are animals that consume dead organisms that have died from causes other than predation or have been killed by other predators. [1] While scavenging generally refers to carnivores feeding on carrion, it is also a herbivorous feeding behavior. [2] Scavengers play an important role in the ecosystem by consuming dead animal and plant ...
This cycle can repeat indefinitely, potentially rendering it biologically immortal. This organism originated in the Caribbean Sea, but has now spread around the world. [citation needed] Key molecular mechanisms of its rejuvenation appear to involve DNA replication and repair, and stem cell renewal, according to a comparative genomics study. [17 ...
[citation needed] Typical saprophagic animals include sedentary polychaetes such as amphitrites (Amphitritinae, worms of the family Terebellidae) and other terebellids. The eating of wood, whether live or dead, is known as xylophagy. The activity of animals feeding only on dead wood is called sapro-xylophagy and those animals, sapro-xylophagous.
Also called functionalism. The Darwinian view that many or most physiological and behavioral traits of organisms are adaptations that have evolved for specific functions or for specific reasons (as opposed to being byproducts of the evolution of other traits, consequences of biological constraints, or the result of random variation). adaptive radiation The simultaneous or near-simultaneous ...
The Pyrenean ibex, also known as the bouquetin (French) and bucardo (Spanish), is the only animal to have survived de-extinction past birth through cloning.. De-extinction (also known as resurrection biology, or species revivalism) is the process of generating an organism that either resembles or is an extinct species. [1]
A given organism's ability to contribute to decomposition is largely dependent on what enzymes that organism possesses. Enzymes for the digestion of molecules like fats, proteins, and starch are widespread and many organisms, from microbes to mammals, have them. [9] As a result, those molecules are the first to decompose in the environment.
The third subgroup thermoacidophiles also called thermophiles, are organisms that live in acidic areas. They are present in area with low pH levels like hot springs and geyers. Most thermophiles are found in the Yellowstone National Park. [23] Archaeal Genetics is the study of genes that consist of single nucleus-free cells. [24]
[3] [4] Scientists familiar with a particular gene family may work together to revise the nomenclature for the entire set of genes when new information becomes available. [5] For many genes and their corresponding proteins, an assortment of alternate names is in use across the scientific literature and public biological databases , posing a ...