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The essay exam consists of fifteen questions. All questions must be answered in full sentences. Answers should be approximately 125 words each. Must have APA citations at the end of each question 1 Explain the classification system used in biology to organize living creatures. Pick two organisms from each Kingdom and explain why they are placed in that kingdom. 2 There are four unique properties of water that make it central to life on earth. Explain, in detail, each of these four properties. 3 Explain the forces and mechanisms that are at work making a Staphyloccus infection an increasingly serious health threat. 4 Explain why an individual organism is not able to evolve, but may contribute to evolution. 5 Explain the difference between an ionic bond and a covalent bond. 6 Compare the inputs and outputs of photosynthesis with the inputs and outputs of cellular respiration. 7 What are the sex chromosomes and how do they differ between male and female? 8 Compare the products of mitosis with the products of meiosis. 9 What are five methods of cancer prevention? 10 Explain how reproductive barriers result in the development of different species. 11 How does Basilosaurus provide evidence of evolution? 12 Explain how excavating sediments reveals an ordered series of fossils. 13 Explain why taking antibiotics helps cures "Strep throat", but does not help cure the common cold or the flu. 14 Explain how natural selection drives evolution. 15 Describe the force that allows a "water strider" or "water walker" insect to stay on top of the water.
The Kirb-Bauer Disk Diffusion Technique was performed on 2 different Mueller-Hinton Agar plates. One plate had Escherichia Coli spread on it and the other plate has Staphylococcus Epidermidis spread on it.
Suppose that you have engineered a set of genes, each encoiding a protein that altered signal sequence. If the genes were expressed in a cell.
List the four "large molecules of life." Identify their composition and structure, and describe one function they perform in the cell. As well as their breakdown products.
A 2M NaCl solution and a 2 M glucose solution are separated by a semi-permeable membrane,permeable to water but not the solutes. Assuming each chamber is a cell of finite boundaries, describe the relative osmolalities and tonicities present in the..
Why is it that some people seem to have a 'good' immune system (i.e., they never get sick), whereas others seem to catch every illness that comes along? Given what you have learned so far, which components of the immune system do you think can ..
medical advances are prolonging life and postponing death for the very ill and the very old. the quality of these
A geneticist crossed wild, gray-colored mice with white (albino) mice. All the progeny were gray. These progeny were intercrossed to produce an F2, which consisted of 198 gray and 72 white mice. Propose a hypothesis to explain these results, diagr..
q1. a farmer planted a field of bt 123 corn and wants to estimate the yield in terms of bushels per acre. he counts 35
a 50-year-old man has been suffering from substernal pain for the last 5 months particularly on waking up in the
What is the relationship between Kinesin and Dynein? How are they similar, and how do they differ?
a cross in corn is carried out with three linked genes in a triply heterozygous genotype for the alleles pairs a a d d
justin was born at 41 weeks via a routine pregnancy. At 13 mos, he developed a staphylococcal abscess on his neck and was treated with antibiotics. At 15 mos he developed otitis media and severe sinusitis caused by Pseudomonas.
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