ipl-logo

Non Natural Selection Case Study Answers

371 Words2 Pages

Five assumptions should be met to answer the question: 1. Infinite population size (no random drift): We have to assume that there are infinite number of individuals in the population. 2. No allele flow (no migration or negligible migration in or out of the population): There is no individual movement from population to population. 3. No mutation: There is no biochemical changes in DNA that produce new alleles. 4. Random mating: There is no assortative mating, so no individual select mate based on the trait of interest. 5. Non natural selection: The different genotypes of this trait have equal fitness. Also, we have to make sure that there is no genotyping errors in the data. If there is a large departure from HWE, there could be misclassification

Show More
Related

  • Fruit Fly Lab Report

    760 Words  | 4 Pages

    For Natural Selection to occur there must be some level of variation among the population that is heritable.

    Read More

  • Explain The Key Components Of Darwin's Concept Of Natural Selection

    186 Words  | 1 Pages

    Some traits of an organism can be inherited, and or passed on from the parents to the offspring. These traits are heritable, whereas other traits are steadily

    Read More

  • Natural Selection Lab Report

    1650 Words  | 7 Pages

    ABSTRACT The purpose of this lab is to determine the effects of natural selection on the populations of predators and prey. Beans representing “prey” were scattered in a grass field. Forks, spoons, knives, and forceps were used as “predators” and were placed in an area to see which was best adapted to the environment. In the end, forceps managed to catch the most prey.

    Read More

  • Osteochondrodysplasia Case Study

    1525 Words  | 7 Pages

    To make sure the resulting cat has the specific features, selective breeding and preservation of traits are an essential procedure(Nicolae Selective Breeding). Moreover, with those breeding the cat maintains the characteristics and body features of its breed. For example, the fine ear fur of Maine Coon and yellow to green eyes of Russian Blue are all inherited through specific traits. Whether the trait with encoded characteristics is recessively inherited or dominantly, the breeding method differs. If the feature inherits through

    Read More

  • Natural Selection Lab Report

    268 Words  | 2 Pages

    I conducted a lab that would investigate the question of whether or not camouflage favored natural selection. If an animal blended into its surroundings, I wanted to know if it could more effectively evade predators and survive as a species. I hypothesized that if I were a predatory bird hunting for mice in a field, then the mice that were camouflaged with their environment would be harder to find. The results did not support my hypothesis, as most of the mice (often more than 2/3) that had a similar appearance to the field they lived in were hunted, and did not escape predators. You can determine if a predatory bird would have more difficulty finding mice that were camouflaged with their environment.

    Read More

  • Natural Selection Lab Report Example

    1027 Words  | 5 Pages

    Natural Selection Introduction: Natural Selection is the ability to survive and reproduce in a given environment. It is known due to evolution that has occurred over time and how mutation, migration, and genetic drift have changed. There is a variation in traits in animals, for example some birds have bigger beaks that can be used to feed on worms and bugs that are way underneath the river and lakes. Also there is a differential reproduction that occurs because not all animals can reproduce the same amount and there is a limit that the environment can support over time.

    Read More

  • Explain The Steps That Are Necessary In Evolution By Natural Selection

    278 Words  | 2 Pages

    Heritability because traits have to be able to be passed on to the next generation or there would be no evolution. Differential reproduction leads to new species that is caused by geographic isolation which can be explained through the beetle color example. If some beetles become isolated from the original

    Read More

  • Unit 3 Assignment 1 Biotechnology Answers

    648 Words  | 3 Pages

    Mutations deals with the production of DNA cells based on a natural selection by chance. Genetic Drift is solely based on changes and has nothing to do with natural selection. Non-Random mating deals with that populations that chooses their mates based of their

    Read More

  • Kyle Rager's Theory Of Evolution In The Classroom

    1253 Words  | 6 Pages

    These traits could include hair & eye color, nose shape, height, and other

    Read More

  • Comparing Fundamental Selection And Disrupctive Selection

    138 Words  | 1 Pages

    In directional selection, one extreme of the trait distribution experiences selection against it. The most common result is that the population extreme will shift toward the other extreme. An example

    Read More

  • Best Example Of Natural Selection

    678 Words  | 3 Pages

    What is natural section? Natural selection is the process where organisms that can adapt to their environment tend to survive and produce more offspring. This process was discovered and proven by scientist Charles Darwin during the mid-1800’s. This process is key to science because it explains the central idea of how nature is designed. Natural selection is a key component to life on Earth.

    Read More

  • Natural Selection Theory: Darwin's Theory Of Evolution

    937 Words  | 4 Pages

    Jean-Baptiste Lamarck Darwin was not the only scientist to have developed a theory of evolution; French scientist Jean-Baptiste Lamarck developed an alternative theory at the beginning of the 19th century. He is known for making a large advance in the process of finding the “right” theory of evolution; Lamarck proposed a mechanism that says that there might be a gradual change of species taking place. He is best known for his Theory of Inheritance of Acquired Characteristics, first presented in 1801 (Darwin 's first book dealing with natural selection was published in 1859). If an organism changes during life in order to adapt to its environment, those changes are passed on to its offspring. Lamarck believed that changes happened because of

    Read More

  • Natural Selection Case Study

    497 Words  | 2 Pages

    It is observed that larger salmon tend to be more likely to die during spawning season due to stranding in shallow waters, and predation by gulls and bears. There is a selection pressure against large body size despite the advantages it brings, such as being able to gather more territory, ability to carry more eggs. Quinn and Buck conducted an experiment in various creeks in Alaska over the span of two years to determine the extent of size selection and sexual selection contributing to the mortality of the sockeye salmon, Oncorhynchus spp., during spawning season. The research was conducted from 1997 to 1999, and they collected data by walking by the creeks and examining the dead salmon carcass. They measured the length of the fish, their

    Read More

  • Elephant Ears Research Paper

    618 Words  | 3 Pages

    These traits incorporate the adaptation of a similar environment, rapid development and

    Read More

  • The Pros And Cons Of Creationism

    1666 Words  | 7 Pages

    No mutations must occur so that new alleles do not enter the population. 2. No gene flow can occur (i.e. no migration of individuals into, or out of, the population). 3. Random mating must occur (i.e. individuals must pair by chance) 4.

    Read More

More about Non Natural Selection Case Study Answers

Open Document