Microevolutionary Process Notes 1) Natural selection works on individuals 2) Individuals do not evolve‚ populations do Insecticide application didn’t result in insecticide resistance: some insects carry trait of resistance in their genes Processes in Microevolution -Mutation -Non-random mating -Genetic Drift -Natural Selection -Gene Flow Hardy-Weinburg Theorem: Frequencies of alleles and genotypes are preserved from generation to generation in populations that are not evolving -p2 + 2pq
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“Hitler Clone’s and playing G-d?” “Hitler Cloning” and “scientists playing God” are statements used to describe human cloning. When it comes down to the truth of the matter‚ human cloning is a scientific breakthrough that has a higher chance of helping society than hurting it. There are many people who are skeptical‚ believing that a world full of genetically reproduced miniature Hitler’s will be created through human cloning. They imagine a second Holocaust starting as the cloned Nazi
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The respiratory system is composed of the nasal cavity‚ nostril‚ oral cavity‚ pharynx‚ larynx‚ trachea‚ carina of trachea‚ right main bronchus‚ right lung‚ left main bronchus‚ left lung‚ and diaphragm. These major organs collectively work together to give the body oxygen and eliminate carbon dioxide as we breathe. In order for the respiratory system to be fully capable of function‚ four procedures (pulmonary ventilation‚ external respiration‚ transport of respiratory gases‚ internal respiration)
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11. What is the structure of a DNA molecule? a. What forms the backbone of the DNA molecule? b. What kind of bonds occur between the 3’ OH on the 3’ C of one nucleotide and the phosphate of the next? b. What forms the “steps of the ladder”? c. What kind of bonds hold the nitrogen bases together? d. What is meant by anti-parallel strands? 12. What is Chargaff’s rule (what binds with what?) 13. How does DNA fold into a chromosome? (the 6 steps) 14. What is a nucleosome? 15. What are
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another set of heterozygous alleles. Cross number two consisted of a set of homozygous dominant and homozygous recessive alleles. Completing the monohybrid and dihybrid crosses using Mendel’s Punnett Square system allows the results for the possible gametes to be viewed by the different alleles being crossed. Methods and Materials Blue Beads Green Beads Red Beads Yellow beads (2) 100 mL Beakers Permanent Marker Using the permanent marker‚ label one 100 mL beaker as “1” and the second beaker as “2”
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Issues around IVF This assignment with focus on IVF and will than define the term IVF. It will follow on looking at issues around IVF. It will also briefly touch catholic debates on IVF and the feminist view on IVF. Furthermore it will define utilitarianism and link it to IVF. Thus it will look at Kant’s theory and how that relates to IVF. There are some women who can’t get pregnant and have to go through In vitro fertilization (IVF) in order to have a baby. IVF involves an egg cell that
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through two divisions. Meiosis ends with 4 cells each have half the number of chromosomes and inherit the other half from the other sex cell. In meiosis the first anaphase separates homologous chromosomes and creates haploid cells. Meiosis produces gametes as opposed to somatic cells. The chromosomes assume tetrad formations during the prophase of meiosis. In meiosis there is genetic variation in the daughter cells‚ this is due to crossing over and independent assortment. The largest difference
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SURFIN’ THROUGH STAAR Session 2: Cellular Processes Background Information: Cell Transport When molecules move from a high to low concentration it is called moving DOWN the concentration gradient. When molecules move from a low to high concentration it is called moving AGAINST the concentration gradient. When the concentration of a solute is the same throughout a system‚ the system is at EQUILIBRIUM. What kind of transport DOES NOT require energy? PASSIVE What kind of transport requires
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Blueprint Of Life 1. Evidence of evolution suggests that the mechanisms of inheritance‚ accompanied by selection‚ allow change over many generations * Outline the impact on the evolution of plants and animals of: - Changes in physical conditions in the environment - Changes in chemical conditions in the environment - Competition for resources Physical Conditions | Chemical Conditions | Competition for resources | Change in physical conditions such as:- Temperature- Wind conditions-
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CERTIFICATION I certify that ‘Medical Advancement in Reproductive Health and the Law in Kenya in Relation to Human Dignity and Public policy’ is my own work and that all sources that I have used or quoted have been indicated and acknowledged by means of complete references. That these work either in part or wholly have never been presented anywhere else for academic assessment or award. _________________________ _________________________
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