1. Tesco’s international strategy is focused on becoming the market leader. Tesco’s strategy was to increase its market share by increasing its market presence. This was done through acquisition in Asia. While in UK‚ this was done through opening new stores. Tesco’s international strategy was to expand to as many countries as possible because this helped in increasing profits as it gave new areas to explore. Tesco spread itself into Asia‚ UK‚ neighboring European countries and the US‚ making it
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In rats‚ black color is dominant and white color is recessive. Cross heterozygous black rat with a white rat B=black b=white Bb x bb B b b P: 2/4 black‚ 2/4 white 1:1 b Bb bb Bb bb G: 2/4 Bb 2/4 bb 1:1 Can two white rats have a black offspring? Show the Punnett Square to confirm your answer B=black P: 4/4 white b=white 1:0 bb x bb 2 white rats G: 4/4 bb b b 1:0 b b bb bb bb bb NO‚ 2 white rats cannot have a black offspring. In humans the ability to taste a certain
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Male Dominance We live in a man ’s world. Male dominated and controlled societies. It could be that it has been a cultural tradition‚ the man was given a more powerful and influential role in the community than women and it takes a long time for traditions to wear down. Or it could be the question of gender bias‚ the belief that man is stronger and wiser‚ thus the obvious choice for a leader. In “Girls at War” by Chinua Achebe and “The Collector of Treasures” by Bessie Head‚ the destructive nature
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So in the last unit we studied about chemical basis of life. Now just Focus for a moment on biology‘s subject‚ ‗life‘. All living things on earth are characterized by cellular organization‚ growth‚ reproduction‚ homeostasis and heredity. These characteristics define the term life. Then what is inheritance? Inheritance is something you possess from your ancestor and carried along‚ it may be any asset‚ money or anything but when we connect with the life what we will take from our parental generation
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A Roman Catholic monk‚ Gregor Mendel (1822-1884)‚ was raised on a farm and enjoyed gardening and mathematics. In 1856 he started to experiment with pea plants to explain why certain traits that appeared in one generation did not always reappear in the next generation. During eight years Mendel mixed over 30‚000 plants by controlling their pollination and wanted to know why the results came to be. Mendel noticed that although there were some traits that were common amongst all the pea plants there
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Mating System I Fun with Nonrandom Mating: Our Topics • • • • • • Classification of mating systems Definitions Consequences of inbreeding Inbreeding in pedigrees Regular systems of inbreeding Estimation of mating system parameters Classification of Mating Systems • Random mating • Assortative mating . . . may be: – Phenotypic or genotypic – Positive or negative (disassortative) • Inbreeding – Mating among relatives (more frequently than would occur at random) – Special type of genotypic
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1. Alleles are different versions of the same gene and one may be dominant to the other. –TRUE 2. In a dihybrid cross of a mother and father who are both heterozygous dominant for chin fissures and dimples‚ what would be the phenotypic ratio of chin fissures and dimples in their offspring? –-9:3:3:1 3. If two alleles are heterozygous‚ it means they are the same allele. --FALSE 4. If the letter ""C"" stands for the dominant allele for having a chin fissue and the letter ""c"" stands for the recessive
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1. The parts of a tree Branch Node Branching‚ non branching Root‚ terminal‚ non-terminal Labels 2. Domination Structural relations - relations that hold between the different parts 2.1 Domination * Node A dominates Node B if and only if A is higher up in the tree than B and if you can trace a line from A to B going only downwards. * A containment relation - see bracketed diagram! Question: What’s proper vs simple domination? 2.2 Exhaustive domination
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INVESTIGATION OF THE INHERITANCE OF THE ROSETTE GENE IN BRASSICA RAPA By: Justine Poorbaugh Foundations of Biology 2 Laboratory Thursday 2:30 PM Professor Cheek April 21‚ 2011 ABSTRACT The Brassica rapa is a rapid growing plant that has a standard form and a mutant rosette form. Relative to normal plants‚ the rosette form is shorter and takes longer to flower. The mode of inheritance of the rosette gene was tested by crossing two true-breeding plants‚ one of each form. The F1 generation
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Genetics of Sickle Cell Anemia Objectives • To observe how a disease can act as a selective force • To describe changes in allele frequencies in a population as a result of a selective force Hypothesis The starting ratio of HbA to HbS is 3:1; in a typical population‚ the Homozygous Dominant Gene would become the standard‚ but because carrying the Heterozygous version of the allele has an advantage to fighting Malaria it will become the dominant Allele for the population. The HbA/HbS gene will
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