1. Bedbugs have been evolving in the United States since the 1940s and 50s. (1) Due to genetic mutations after World War II a widespread of pesticides known to be DDT was used. The genetic variation makes them resistant to the pesticides. (2) These DDT pesticides were used on the bedbug population‚ making them resistant to the pesticide. This illustrates natural selection because those resistant with the pesticide survive best. Which is heritable to their population with the resistant pesticide offspring
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Is gene therapy the most effective way to treat depression? What really is depression? The term ‘depression’ can be defined in two different ways: 1. Severe despondency and dejection‚ accompanied by feelings of hopelessness and inadequacy. 2. A condition of mental disturbance‚ typically with lack of energy and difficulty in maintaining concentration or interest in life.1 Majority of people believe that depression is somewhat trivial and is not regarded as a genuine health condition‚ but
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protein‚ chimpanzees and humans share an identical coding sequence. What other species identified on the chart has a coding sequence that is most closely related to the humans and chimpanzees and most distantly related? Explain your answer. The Pekin duck is the most closely related organism thats the most distant becuase it only has 3 differences in its coding sequence. CHART: Humans vs. Rhesus Monkey: 0 differences Humans vs. Horse: 3 differences Humans vs. Donkey: 3 differences
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B1a Fitness and health 1. You should be thinking about the differences between health and fitness‚ concentrating on the causes and prevention of heart disease‚ which is the most common cause of death in the UK. 2. Have ideas on encouraging a healthy lifestyle e.g. ways to reduce the risk of heart disease and high blood pressure e.g. give up smoking‚ avoid eating high levels of salt and avoid eating high levels of saturated fat. 3. Know that the risk of developing heart disease can be increased
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1. a) Describe the externalities that are shown in Figure 3.1 as a result of human economic activities. b) Connect the concept of externalities to market failure and illustrate with an example. (pp. 43-45) a – The externalities in this illustration are‚ as in most cases found “downstream” the main one here is the polluted river as a result of a few causes. The farm is causing pollutants to enter the stream and flow down river‚ as well as‚ the uncontrolled erosion taking place and
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Bio 101 Chapter 1 Diversity of Life 3 Domains / 6 Kingdoms Archaea / Archaea Bacteria / Bacteria Eukarya / Protista‚ Plantae‚ Fungi‚ Animalia Kingdom Archaea: Prokaryotes; Ancient Bacteria Kingdom Bacteria: Prokaryotes; Common Bacteria Kingdom Protista Eukaryotes; Unicellular organisms (small) Algae (unicellular‚ colonial‚ small or multicellular‚ Large) Kingdom Fungi Eukaryotes; Non-photosynthetic‚ multicellular (except yeast)‚ External
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S/N: 211495074 Course: BIOL 1001 Section: M.05 Danger Caused by Wind Turbines on Winged Animals Wind turbines have been used for many years now. Wind turbines are affordable‚ charges batteries‚ and were the first kind of renewable energy. To humans‚ this was a great invention‚ but for birds it was not. Some issues regarding wind turbines was addressed in a newspaper article‚ “Turbine risks weighed; Developers to assess impact of wind farms on migratory birds” by Gary Rennie. The article states
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1. Given the following parental genotypes‚ show all possible gametes that each could form. Circle each gamete. Note: different gamete types are separated by commas in the table below. Genotype Gametes: AA A Aa A‚ a Bb B‚ b bb b cc c AABB AB AAbb Ab Aabb Ab‚ ab AaBb AB‚ Ab‚ aB‚ ab AaBbCc ABC‚ ABc‚ Abc‚ AbC‚ aBc‚ aBC‚ abC‚ abc 2. In summer squash‚ white fruit color (W) is dominant over yellow (w). If a squash plant homozygous for white is crossed with one homozygous for yellow‚ what will be the apearance
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Toward a New Vision: Race‚ Class‚ and Gender as Categories of Analysis By: Patricia Hill Collins Summary- The author writes about oppression in society and how it is full of contradictions. She states that there are no pure victims or oppressors‚ but rather everyone experiences a different amount of penalty and privilege based on their race and social status. She believes that if women and people of colour could find that they have common grounds in regards to class‚ it will eliminate racism
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Majeed Thaika Year 10-11 ------------------------------------------------- Contents 1 Cells…………………………………………………………………….…..pg-05 -Animal and plant cells (pg-05) -Specialised cells (pg-06) -diffusion (pg-07) -osmosis (pg-08) 2 Plants…………………………………………………………..………….pg-09 -photosynthesis (pg-09) -Factors affecting photosynthesis (pg-10) -Plants and minerals (pg-11) 3 Food Chains and Cycles………………………...………………….pg-12 -Food chain (pg-12) -Energy transfer (pg-13) -Pyramids of biomass
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