Preview

Gregor Mendel's Argument That Genes Follow Natural Laws

Good Essays
Open Document
Open Document
292 Words
Grammar
Grammar
Plagiarism
Plagiarism
Writing
Writing
Score
Score
Gregor Mendel's Argument That Genes Follow Natural Laws
Gregor Mendel believed that genes followed “natural laws” and could be expressed in simple mathematical terms (Brooker 19). He was mostly intrigued by how genes varied as they pass from generation to generation (Brooker 18). Mendel decided to test his mathematical hypothesis using pea plants since they came “in several varieties, which varied in height and in the appearance of their flowers, seeds, and pods,” (Brooker 19). He also decided to use self-fertilization and cross-fertilization to see which traits were prominent and which traits were divergent in the peas (Brooker 20). With this in mind, he created the law of segregation that says “the two copies of a gene segregate (or separate) from each other during transmission from parent to
Continue Reading
View Writing Issues

You May Also Find These Documents Helpful

  • Satisfactory Essays

    Chapter 14 15 Test Corrections
    • 495 Words
    • 1 Page

    Chapter 14 15 Test Corrections

    1.) Why did the F1 offspring of Mendel’s classic pea cross always look like one of the two parental varieties?…

    • 495 Words
    • 1 Page
    Satisfactory Essays
    Read More
  • Satisfactory Essays

    aafassd
    • 446 Words
    • 2 Pages

    aafassd

    1. Mendel made the following crosses with pea plants. For the pea plants round seeds (R) are dominant over wrinkled seeds (r). Complete the Punnett squares and answer the questions about each cross.…

    • 446 Words
    • 2 Pages
    Satisfactory Essays
    Read More
  • Satisfactory Essays

    Chuco Bueno y Claro Valdes El rey de la historia
    • 1857 Words
    • 9 Pages

    Chuco Bueno y Claro Valdes El rey de la historia

    1. Gregor Mendel selected traits which could be easily and unambiguously sorted into two classes. Each trait such as seed shape was first bred into true breeding lines or…

    • 1857 Words
    • 9 Pages
    Satisfactory Essays
    Read More
  • Better Essays

    Brassica Rapa Fast Plant Traits Experiment Essay Example
    • 2413 Words
    • 10 Pages

    Brassica Rapa Fast Plant Traits Experiment Essay Example

    How are traits passed down from one generation to the next? Does the genes from both parent combine into 1 or are the inherited by a whole where 1 is express while the other stays dormant. Using Mendel’s Laws as a base for our experiment, we will determine the expected outcome of these traits to help determine how genes are passed down. We will learn see if genes are randomly passed down and which genes of the parents are more likely to be expressed in the off springs. If the genes are passed down as a whole, then how can we tell which gene is the dominant and the recessive trait. How can reproducing an experiment similar to the pea pod plant can help us answer the question and support our hypothesis? In this experiment we will learn terms and definitions related to Mendel’s Law and comparing the actually experiment’s outcome compared to the data expected by Mendel’s Laws.…

    • 2413 Words
    • 10 Pages
    Better Essays
    Read More
  • Good Essays

    Fast Plants Lab Background
    • 292 Words
    • 2 Pages

    Fast Plants Lab Background

    Chromosomes are threadlike structures made up of DNA and protein, while a gene is a segment of DNA on a chromosome that controls a particular trait. An allele is an alternate form of a trait. Homozygous means that all of the alleles are the same in the DNA, and heterozygous means that the alleles are mixed up. For example, homozygous would be PP or pp, and heterozygous would be Pp. The dominant factor is uppercase, and the recessive trait is lowercase. Gregor Mendel’s legacy theory has been proved by several other scientists as…

    • 292 Words
    • 2 Pages
    Good Essays
    Read More
  • Satisfactory Essays

    How Did Gregor Mendel Make To Science
    • 307 Words
    • 2 Pages

    How Did Gregor Mendel Make To Science

    Mendel was a scientist who gained a substantial amount of fame from his study of genetics. He studied the pea plant and its inheritance of certain traits.…

    • 307 Words
    • 2 Pages
    Satisfactory Essays
    Read More
  • Satisfactory Essays

    chapter 10 bio. outline
    • 611 Words
    • 3 Pages

    chapter 10 bio. outline

    Mendel's initial experiments examined a single trait. The Punnett square is a tool which charts the possible combinations of alleles in offspring from two parents. Test crosses can be performed to determine whether dominant phenotypes are heterozygous or homozygous. Mendel formed his law of segregation from this work. Today we know that many traits are controlled by dominant and recessive alleles of genes. Genes have a specific location called the gene locus. Genotype describes the actual alleles for a gene; phenotype is the physical expression of the genotype.…

    • 611 Words
    • 3 Pages
    Satisfactory Essays
    Read More
  • Satisfactory Essays

    Sci 230 Week 1
    • 426 Words
    • 2 Pages

    Sci 230 Week 1

    Inheritance: This is another theory by Gregor Mendel. He was trying to answer the question, “How are traits from parents inherited by offspring?” (Pruitt, N. L., & Underwood, L. S. (2006). He experimented with pea plants and observed that traits are passed on from parent to offspring by what we…

    • 426 Words
    • 2 Pages
    Satisfactory Essays
    Read More
  • Good Essays

    Mendel's Principle Of Segregation Analysis
    • 600 Words
    • 3 Pages

    Mendel's Principle Of Segregation Analysis

    Gregor Mendel wondered is his principle of segregation worked with individuals who differed in two traits. To test this, Mendel crossed pure lined round, yellow seeds with pure lined wrinkled, green seeds. He predicted that the F_1 offspring would be heterozygous for both genes. Experiments had established that the allele for yellow seeds were the dominant allele (Y) and green seeds were the recessive allele (y). There were two different ways as to how seed shape and seed color would be passed onto offspring. One was independent assortment, which says that the allele for seed shape and the allele for seed color present in each parent would assort independently. Another was dependent assortment, which says that the alleles for seed color and…

    • 600 Words
    • 3 Pages
    Good Essays
    Read More
  • Good Essays

    Lab report
    • 759 Words
    • 3 Pages

    Lab report

    The segregation of chromosomes in anaphase I of meiosis explains Mendel's observation that each parent gives one allele for each trait at random to each offspring, regardless of whether the allele is expressed. The segregation of chromosomes at random during anaphase I explains Mendel's observation that factors, or genes, for different traits are inherited independently of each other.…

    • 759 Words
    • 3 Pages
    Good Essays
    Read More
  • Good Essays

    Law Of Segregation: A Genetic Analysis
    • 1224 Words
    • 5 Pages

    Law Of Segregation: A Genetic Analysis

    These two laws contributed greatly to what we know about genes today. The first law is the Law of Segregation. This law states that every organism has a pair of alleles. Within this pair of allele, one of it is randomly selected to pass on to the offspring. This supports the fact that the mother and the father has to give an allele to the offspring to form a pair of alleles. Depending on which allele is selected from each parent, the offspring will express different phenotypes. The second law is the Law of Independent Assortment. This law states that separate genes for different traits is separated independently from one another and one of them is passed onto the offspring. This means that a particular gene in the pair that is passed on has nothing to do with the selection of gene for any other trait. During gamete formation, the alleles separate from one another creating…

    • 1224 Words
    • 5 Pages
    Good Essays
    Read More
  • Satisfactory Essays

    What does a geneticist do
    • 560 Words
    • 3 Pages

    What does a geneticist do

    The first geneticist was Gregor Mendel. In 1865 he published a paper describing experiments he did with garden peas. He noticed that certain traits in the parent…

    • 560 Words
    • 3 Pages
    Satisfactory Essays
    Read More
  • Good Essays

    Timeline of Genetics
    • 2240 Words
    • 9 Pages

    Timeline of Genetics

    1863 Gregor Mendel, in his study of peas, discovers that traits are transmitted from parents to progeny by discrete, independent units, later called genes. His observations laid the groundwork for the field of genetics.…

    • 2240 Words
    • 9 Pages
    Good Essays
    Read More
  • Better Essays

    Theodore Roosevelt Eugenics
    • 14350 Words
    • 58 Pages

    Theodore Roosevelt Eugenics

    The founder of genetics, Gregor Mendel, showed that parents passed genes to offspring. Genes code for traits. For example, Mendel demonstrated that a single gene codes for the color green in peas. A single gene also codes for the color yellow in peas. The geneticists who followed Mendel had no difficulty extrapolating his findings to the rest of life. Of particular interest was the role of heredity in humans. In a casual way, people had long appreciated the importance of heredity, noting for example that a child looked strikingly like his or her mother. Geneticists sought to formalize observations of this kind, tracing, for example, the transmission of the gene for brown eyes through several generations of a family. In the course of this work it was natural for geneticists to wonder whether intelligence and traits of character were inherited with the lawlike regularity that Mendel had observed with simple traits in…

    • 14350 Words
    • 58 Pages
    Better Essays
    Read More
  • Satisfactory Essays

    biology
    • 361 Words
    • 2 Pages

    biology

    -The chromosomal theory of inheritance states that genes are located on chromosomes and that the behavior of chromosomes during meiosis and fertilization accounts for inheritance patterns. Mendel’s chromosomal basis of the law of segregation occurs when the two alleles…

    • 361 Words
    • 2 Pages
    Satisfactory Essays
    Read More

Related Topics