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If genes a and b (with a dominant to a and b dominant to b.are assorting independently, what is the probability of obtaining: (e) ...an ab phenotype from a cross aabb x aabb?
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Consider three yellow, round peas, labeled a, b, and c. each was grown into a plant and crossed to a plant grown from a green, wrinkled pea. exactly 100 peas derived from each cross were sorted into p
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Here is a list of meiotic events in no particular order. a segregation of homologous chromosomes to opposite poles. b segregation of sister chromatids to opposite poles. c alignment of homologous pair
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If you were shown an electron micrograph of a section of a cell and were asked to identify the cell as plant or animal, one thing you might do is
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If a ringing bell causes a dog to salivate because the bell has been regularly associated with food in the mouth, the ur is the
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Can compton scattering occur with protons as well as electrons? for example, suppose a beam of x-rays is directed at a target of liquid hydrogen. (recall that the nucleus of hydrogen consists of a sin
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The nurse recognizes that a 12-year-old child who is admitted monthly for chemotherapy treatments for cancer is demonstrating behavior related to loss of control. what interventions can the nurse incl
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Defensive chemicals are usually found in unripe fruit but not in ripe fruit in terms of coevolution why might this be?
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Once oxygenated blood passes through central canal of the osteon what structure vessel will it enter next?
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Jack and Linda are two friends who live within 10 miles of each other, but they live at different elevations. Jack lives near sea level and Linda lives 4000 feet above sea level. What conclusion can y
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A doctor suspects that one of her patients has a deficiency in one of the six key elements found in living organisms. He has low energy and extremely weak, soft bones. Based on this information alone
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Makes the lipid bilayer of the inner mitochondrial membrane highly permeable to (H+) protons. Will this make the body lose or gain weight?
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14. Which of the following statements about earthquakes is false? A. The building and release of stress along a plate boundary can result in an earthquake. B. Earthquakes can occur far from plate boun
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Read the following passage from the Biology Department at University of California, Berkeley. Northern elephant seals have reduced genetic variation because hunting by humans reduced their population
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What might be an effect if dna nucleotide bases in a double helix were held together by covalent bonds rather than hydrogen bonds?
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The Golgi apparatus packages and sorts substances for delivery to different parts of the cell or outside the cell. Which cell organelle provides instructions to the Golgi apparatus on where the substa
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If you have 800 molecules of a substance in solution on one side of a semipermeable membrane and 0 molecules on the other side of the membrane, how many molecules do you expect to have on both sides o
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If you have 800 molecules of a substance in solution on one side of a semipermeable membrane and 0 molecules on the other side of the membrane, how many molecules do you expect to have on both sides o
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When microbes feed on our food, we say it is spoiled. Name three type of preservations that humans use to protect their food from spoiling. Explain how they stop or slow bacterial growth.
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Which description best characterizes Lochinvar? A. funny and faithful B. brave and handsome C. proud and demanding D. sorrowful and loving
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A mother if type A blood and a father has type B blood.if their baby has type O blood,what is the genotype of the parents
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Based on what you were told about the reproduction of the snails, write a question that could be researched.
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1. What is the function of meiosis? 2. Explain how the number of chromosomes per cell is cut in half during meiosis in which the diploid parent cell produces haploid daughter cells. 3. At what phase o
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Which organelles are labeled D, and what is one feature that distinguishes them from the other labeled organelles? chloroplasts; the only organelles that produce sugars from sunlight ribosomes; only f
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The part of the atom that carries a positive charge is the what, and the part that carries a neutral charge is the what
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A chemical analysis of blood leaving the left ventricle of the heart would reveal that the blood has which of the following gas concentrations?
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Not all members of a species are the same. Every species exhibits . , like eye color, are passed from parent to offspring.
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List two examples of non-point source pollution that occur in your area. Explain why they are non-point source pollution.
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The gross domestic product of India in 2009 was $1,236,000,000,000 trillion how much in dollars was produced per person
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During science class, Jose and Richie set up the experiment you see above. Sugar cubes were used for rocks. Colored water in a dropper was used to model rain water. As the boys dropped water on the su
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When an acid reacts with a base in a neutralization reaction they produce water and a. carbs b. lipids c. proteins d. salts
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Some organisms have a large geographic range. For example, the Norway rat lives on every continent except Antarctica. A population of Norway rats is the number of rats in one particular area. Do you t
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Land reclamation can be expensive why might recycling materials lead to spending less money on reclamation
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Where could movement occur in a human? A. All of these choices B. The entire body C. Within an individual cell D. Within individual organs
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Which event is an example of genetic drift? An earthquake kills 90 percent of the green beetles in a population of green, black, and brown beetles. A green beetle travels from its population into a ne
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In rabbits, black fur (B) is dominant and brown fur (b) is recessive. If one parent rabbit is heterozygous black (Bb) and the other is homozygous brown (bb), what percentage of the offspring can be ex
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The nurse is assessing a patient who is pregnant with her second baby. While reviewing the patient's medical history, the nurse finds that the patient was administered human D immune globulin (RhoGAM)
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Hexokinase can catalyze a reaction using various hexose sugars as its substrate. using glucose as a substrate, the km for the reaction is 0.15 mm. when fructose is the substrate, the km is 1.5 mm.
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Health Promotion Among Diverse PopulationsAnalyze the health status of a specific minority group. Select a minority group that is represented in the United States (examples include American Indian/Ala
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If tail length in cats is an incomplete dominant trait,what would the resulting offspring of a cross between a long tailed cat (LL) and a short tailed cat (SS) be?
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How are the troposphere, stratosphere, and thermosphere important for supporting life on earth? which layer of the atmosphere is likely the most important for life on earth
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Match the following. 1. the basic building block of all forms of life resolving power 2. the idea of Schleiden and Schwann that the basic unit of life is the cell and that all living organisms are com
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My doctor is a young man (compared to me). He is from India. His name is Dr. Demmon. I call him Dr. Demon. Every time I go to see him he says, “Dr. Mason you must lose more weight!” I just want to
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Which best identifies why the rusting of an iron nail is the presense of water and oxygen in an oxygen oxidation reduction reaction
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If this person has a child with a normal individual who has been shown to be homozygous for the short dna fragment. their unborn child is homozygous for the short dna restriction fragment. what is the
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Which of the following is composed of about one hundred billion galaxies? A. Milky Way B. Moon C. Sun D. Universe
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What previously accepted explanation did Dr. Goldman and Dr. Nottebohm challenge with their work regarding neurons of female songbirds
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Beetles of a certain species may have green, blue, or turquoise wing covers. virgin beetles were selected from a polymorphic (i.e. not a true-breeding stock) laboratory population and mated to determi
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Which of the following processes takes place during prophase? A. Mitotic spindles form. B. Chromosomes are copied. C. Nuclear membranes form around two sets of chromosomes. D. Spindle fibers pull t
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The processes involved with reproduction and nurturing a growing zygote require energy use beyond normal maintenance. What is the best way certain organisms reduce the energy costs of reproduction? A.
