AP Biology Period 6Jenny Yang#28 Homework #15 (081205): Chapter 15 (due Friday 081205) Total points: 20 for Attempt on every(prenominal) questions ONE opinion Map: 10 points Objectives Relating Mendelian heritage to the Behavior of Chromosomes 1.Explain how the observations of cytologists and geneticists provided the rear end for the chromosome theory of inheritance. & bruiser; Parallel & grunter; Mendel factor & sloven; Mitosis & home run; Meiosis Cytologists and geneticists noticed that chromosomes and Mendel factors dumbfound parallel behavior. Chromosomes and genes ar both present in pairs in diploid cells; homological chromosomes separate and alleles segregate during the process of meiosis; and fertilization restores the gelid condition for both chromosome and genes. 2.Explain why drosophila melanogaster is a acceptable experimental orga nism for genetic studies. • Common • Hundreds of offspring • Two weeks • 4 chromosomes The Drosophila melanogaster is a good experimental organism because it produced fast and hundreds of offspring. They precisely have 4 chromosomes that were easily distinguished with a bring down microscope.
This allowed for windy takingss and easier to obtain. 3.Explain why linked genes do not interact independently. • Chromosome • Genetic cr oss Linked genes are contractable united! ly because their location of the same chromosome, which stays to possessher during governing body of sex cells. 4.Distinguish between enkindleal and recombinant phenotypes. • 50% • Parent • New combination When get over YyRr with yyrr; yellow-round heterozygous parent and green wrinkled homozygous recessive, the result will be 50% YyRr and yyrr, which are the parental...If you want to get a proficient essay, order it on our website:
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