Allopatric Vs Sympatric Speciation

Decent Essays
Speciation is the process in which the natural selection allows one species to split into two species. Allopatric speciation and Sympatric speciation are two types of speciation, and both have the inability to breed among themselves. In the Allopatric speciation, the new species have physical barriers between the members of the organisms. For example, there may be several species of birds and the physical barriers that separate them are some of the bird have a long beak for food, and some have short beaks to pry open seed that was hard. (Belk, Colleen, Borden-Maier, 2010). Sympatric speciation is new species that live in the same area. In a field, there are several different species grasshoppers, and they have different mating calls, but they

Related Documents

  • Decent Essays

    SCI203 Phase 2 Lab Essay

    • 304 Words
    • 2 Pages

    The purpose of this experiment is to determine the outcome of a barrier divide between two species. • Introduction o Natural selection is the evolutionary change due to variation in production of species with different variable characters. (Montgomery, n.d.) Such an example occurs when birds prefer red bugs due to possible taste or color than their counter species- green bugs. This in return will affect the higher reproduction of green bugs thus making red bugs become nonexistent.…

    • 304 Words
    • 2 Pages
    Decent Essays
  • Improved Essays

    ABSTRACT: The purpose of this lab is to describe possible genotypes of corn and plants in procedure 17.2, and find their color and height ratio; in procedure 17.3 codominance will be observed in human blood, and the blood types of unknown samples will be determined. In procedure 17.4, Rh positive and Rh negative will be tested for in blood samples. A unit of heredity on a chromosome is called a gene.…

    • 725 Words
    • 3 Pages
    Improved Essays
  • Improved Essays

    “The Concept of A Discourse Community” by John Swales is to tell the reader the true definition of a discourse community and it characteristics and goes over the six requirements for it to be considered a true discourse community. He also goes over speech community versus discourse community and argues that they are truly different. In his argument he goes over many definitions of what a discourse community is, such as when Swales says it is “a union of people that have similar motives that communicate with one another in an attempt to accomplish something”(468). Swales also mentions “that discourse is a means of maintaining and extending the group's knowledge and of initiating new members into the group, and that discourse is epistemic…

    • 516 Words
    • 3 Pages
    Improved Essays
  • Improved Essays

    Onaeja Lawson 10 - 06 - 2015 3rd Period Introduction Hi my name is Onaeja Lawson I am here to teach you about ecological relationships like abiotic is [non-living] and biotic is [living] stuff like that but I have more information to tell you than just abiotic and biotic is so here it goes hope you like it. What does abiotic and biotic mean?…

    • 473 Words
    • 2 Pages
    Improved Essays
  • Great Essays

    1. High Productive Capacity- Each species produce more offspring than will survive to maturity. 2. Heritable Variation-…

    • 1183 Words
    • 5 Pages
    Great Essays
  • Improved Essays

    Experiment: Interspecific Competition (Buckwheat v. Oats) I. Introduction Understanding relationships between organisms is crucial to the study of ecology. Within the study of organism relationships, there exist many types of ecological competitions. The focus of our lab experiment will be on interspecific competition. Interspecific competition is best defined as the competition between individuals of different species (Brooker et al 2014). The concept of interspecific competition is important as it is thought to be a driving force behind ecological character displacement, or the change in morphology of a species in order to promote coexistence among other interacting species (Abrams 2015).…

    • 753 Words
    • 4 Pages
    Improved Essays
  • Improved Essays

    Chi Square Test Lab Report

    • 2147 Words
    • 9 Pages

    Sickle cell disease is an inherited disorder that is caused by a mutation in the DNA sequences that codes for the beta chain of the hemoglobin protein. Red blood cells are, normally, flexible and round, but with the sickle cell anemia the red blood cells become sticky, rigid, and crescent shaped. The Hemoglobin protein carries oxygen in the red blood cells throughout the body. With the disease, the blood cell’s shape can cause them to get lodged in the blood vessels resulting in the obstruction of blood flow, especially in the smaller arterial vessels in the body This occurrence not only reduces oxygen content to the area of concern, but can be a very painful experience for the victim. People who inherit this disease have two abnormal hemoglobin…

    • 2147 Words
    • 9 Pages
    Improved Essays
  • Improved Essays

    Relationships Among Organisms Relationships… not the average kind of relationships that come to mind. Relationships occur in nature, and they can come from several different encounters. In Of Mice and Men, a realistic fiction novella by John Steinbeck numerous relationships between the characters occur. These relationships relate to an article named “Living in Sym” which shares concepts of relationships in nature. Of Mice and Men and “Living in Sym” link to each other by Steinbeck showing mutualistic, parasitic, and amensalistic relationships.…

    • 866 Words
    • 4 Pages
    Improved Essays
  • Superior Essays

    The idea of evolution was once taboo for its new ideas at the time, it was seen as wrong because it challenged ideas already established about the world, especially how life came to be. Evolution is a relatively new idea discovered by Charles Darwin. This discovery came to be when Darwin was traveling along the Galapagos islands where he studied finches and discovered that these finches had all originated from one species of finch and eventually became differentiated leading the species to split, based on their environment. However evolution doesn’t just occur, it takes centuries or even millennia to take place and it isn’t the species that adapt to the environment, the environment selects those who survive. This means that only species with favored characteristics for that environment would be allowed to survive and produce offspring while those who do not have these favored characteristics would become extinct, dividing these species into more groups.…

    • 1250 Words
    • 5 Pages
    Superior Essays
  • Improved Essays

    Evolution is how modern living organisms are related to ancient ones. Organisms have diversified and modified through ages and old one became extinct. According to Charles Darwin, all species have common ancestors. This means that, for instance, whales and dogs are related to each other by an old ancestor. Indeed, many organisms have common traits and characteristics, but this still doesn't mean that they are related.…

    • 691 Words
    • 3 Pages
    Improved Essays
  • Superior Essays

    The human species is highly diverse and there are numerous physical variations amongst individuals. It is seen when looking at populations from around the world. Take for example someone from Europe and compare him or her to someone from Africa, the differences are noticed immediately. Whether the diversity of the human species due to physical variation leads to the existence of distinct races within the species is not yet settled. The concept of race can be looked at from two standpoints; the first is biological and the second is social.…

    • 1640 Words
    • 7 Pages
    Superior Essays
  • Improved Essays

    Essay On Social Primates

    • 885 Words
    • 4 Pages

    Social Primates Most primates live in either small, large or solitary community. In group community, an individual will form different social bonds with members of the group for example, “chimpanzees maintain a variety of different types of social relationships with others, and the strength of social relationships in chimpanzees and other primates have been measured by different criteria, including duration of time spent feeding, travelling, resting, visually attending and grooming with the bonding partner” (Roberts 2016). There is a few social mating system different primates live in. For example, female strepsirrhines live in a solitary territory with their off-springs and have a monogamous relationship with their chosen mate. Most primates live in polygyny group that has either one or more male and more than one female.…

    • 885 Words
    • 4 Pages
    Improved Essays
  • Superior Essays

    YR 10 Science Evolutionary Theory Alicia Horsfield Evolution can be defined as a gradual process in which a species changes into a different and more complex form. This happens over several generations. Evolution also proves that all species are related through genetic variation. (yourgenome.org, n.e). Charles Darwin (1809-1882) was an English Naturalist, famous for creating the theory of ‘evolution’.…

    • 736 Words
    • 3 Pages
    Superior Essays
  • Great Essays

    A quick summary explains that evolution occurs over a long period of time (millennia upon millennia). It occurs when…

    • 1026 Words
    • 5 Pages
    Great Essays
  • Superior Essays

    sin Mohamed Mohamed1 Biology 9B Mr. Ryan May 21 2016 Evolution A common misconception about the theory of evolution nowadays is that it promotes human society to act in selfish ways because of “survival of the fittest”. 
 People who believe in this statement will start asking why is this a misconception.…

    • 1582 Words
    • 7 Pages
    Superior Essays