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1. a. : to go or travel across or over. b. : to move or pass along or through. light rays traversing a crystal. 2. : to make a study of : examine. 3. : to lie or extend across : cross. the bridge traverses a brook. 4. a. : to move to and fro over or along. b. : to ascend, descend, or cross (a slope or gap) at an angle. c.
Oct 25, 2024 · Speciation is the evolutionary process where new, genetically distinct species arise from an existing species. This formation occurs as populations become reproductively isolated, leading to genetic differentiation that hinders interbreeding even if the groups were to reconvene. Essentially, speciation is a key mechanism in evolution, driving ...
- Species Definition
- Examples of Species
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A species is a group of organisms that share a genetic heritage, are able to interbreed, and to create offspring that are also fertile. Different species are separated from each other by reproductive barriers. These barriers can be geographical, such as a mountain range separating two populations, or genetic barriers that do not allow for reproduct...
Polar bears and Grizzlies
Oftentimes the only barrier to reproduction is geographic, or based on the physical location of the animals. If this changes, the animals can interbreed, and may merge into one species. This is currently being seen in the wild in polar bears and grizzly bears. As the climate changes, polar bears are forced further south, and must start exploiting different food sources. The change in climate also allows grizzly bears to venture further north, encountering polar bears along the way. The previo...
Dogs and Wolves
Still other animals, like dogs and wolves, are still technically the same species. While they have the same number of chromosomes and could technically breed, the domestic dog has come a long way from its wild counterpart. Dogs have not only evolved to be more cuddly and soft, but are attuned to human social cues. Wolves operate in a much different social structure. As such, the two are very unlikely to breed in the real world. However, because they can create fertile offspring, scientists co...
Hybrid– An organism produced by the crossing of two distinct species.Reproductive Barriers– Obstacles that prevent two animals from producing fertile offspring.Binomial Nomenclature– The system of naming individual species with two Latin names, the first related to their genus, the second to their species.Taxonomical Hierarchy– The system into which all organisms are placed for classification.1. Domestic ferrets and wild black-footed ferrets look almost identical. The black-footed ferret, Mustela nigripes, is native to North America. The domestic ferret, Mustela putorius furo, is native to Europe and only exists in captivity in North America. Could these two populations be one species? A. No B. Yes C.Maybe 2. If scientists tell species ...
Apr 6, 2020 · To understand adaptive traverses, let us consider a simple example of an adaptive system: A thermostat hooked up to a heater. The job of the system, the thermostat + heater, is to keep a room warm, not too hot but also not cold.
Apr 28, 2017 · Simple diffusion is present in a number of biological systems, including the delivery of oxygen, water, and other small molecules to the cells of the body. While many solutes have the ability to traverse the membrane via simple diffusion, cells will often have protein channels to help speed the process.
1. to pass or go over or back and forth over (something); cross. 2. (transitive) to go against; oppose; obstruct. 3. to move or cause to move sideways or crosswise. 4. (transitive) to extend or reach across. 5. to turn (an artillery gun) laterally on its pivot or mount or (of an artillery gun) to turn laterally. 6. (transitive)
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What does traverse mean?
What does it mean to traverse a mountain?
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Where does the word transversare come from?
something that crosses, obstructs, or thwarts; obstacle. a transversal or similar line. a place where one may traverse or cross; crossing. Architecture. a transverse gallery or loft of communication in a church or other large building.
