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Question 1 2 pts Skip to question text.Identify the author of the following classified ad: "Being a human, and thus, at the top of the biological ladder, I have a need to further the perfection of my physical appearance. I need a personal trainer who can hone me into a stronger, more perfect version of myself so my future children will have incredible strength and rippling muscles. Unfortunately my parents did not have the sense to do the same for my 10 other siblings and I." (2 points) Carolus LinnaeusLouis PasteurJean-Baptiste de LamarckCharles DarwinThomas MalthusCharles LyellAlfred Wallace Flag this QuestionQuestion 2 2 pts Skip to question text.Identify the author of the following classified ad: “Economist and original advocate for reducing carbon footprint and/or social problems of the Industrial Revolution seeks a house share situation. Would like to be situated far from the inevitability of poverty... I have traveled extensively, collecting data and writing about my experiences. Would like to have my own garden for food in the event population explosion makes food shortage imminent. Willing to discuss the nature and value of rent. ” (2 points) Carolus LinnaeusLouis PasteurJean-Baptiste de LamarckCharles DarwinThomas MalthusCharles LyellAlfred Wallace Flag this QuestionQuestion 3 2 ptsYou use radiometric dating on two very old rocks. Rock A has a greater proportion of uranium-235 than Rock B. Which rock is older? (2 points) Rock ARock B Flag this QuestionQuestion 4 2 ptsWhich of these gases was not present in the atmosphere when the earth was first formed? (2 points) NitrogenAmmoniaCarbon dioxideOxygen Flag this QuestionQuestion 5 2 ptsRecall Earth's four geological eons. In which eon did each of the following occur: no life, first Archaea, the first single-celled protists, the first flying squirrels? (2 points) No life The first Archaea The first single-celled protists The first flying squirrels Flag this QuestionQuestion 6 4 pts Skip to question text.Cheetahs (large African cats) are able to run faster than 60 miles per hour when chasing prey. How would an evolutionary biologist explain how the ability to run fast evolved in cheetahs, assuming their ancestors could only run 20 miles per hour? Make sure to include the four Darwinian components. (4 points) Keyboard Shortcuts Font Sizes Paragraphp Flag this QuestionQuestion 7 2 ptsDarwin's theory of evolution via natural selection is sometimes called "survival of the fittest," but what is actually more important than survival? Your answer may be less than a sentence in length. (2 points) Keyboard Shortcuts Font Sizes Paragraphp Flag this QuestionQuestion 8 2 ptsA scientific hypothesis must be... (2 points) able to be proven true.falsifiable.proven correct by many tests.More than one of the above. Flag this QuestionQuestion 9 2 ptsThe validity of science is based on the ability to do experiments. (2 points) TrueFalse Flag this QuestionQuestion 10 2 ptsScientific theories can be proven. (2 points) TrueFalse Flag this QuestionQuestion 11 4 ptsWhich of the following statements is true? (Select all that apply!) (4 points) The human appendix has no known function.Climate, specifically temperature, is correlated with a lion’s mane size. One function of the camel’s hump is to store fat.Young baby songbirds are rejected by their parents if they have been held by humans. Flag this QuestionQuestion 12 2 pts Skip to question text.In cats, short hair is dominant to long hair (Angora). If a cat that is true-breeding for short hair is mated with a cat that is true-breeding for long hair, what percentage of the F1 generation will have long hair? If two F1s are mated, what percentage of the F2 generation will have long hair? (2 points) F1: 100% and F2: 75%F1: 100% and F2: 25%F1: 0% and F2: 75%F1: 0% and F2: 25% Flag this QuestionQuestion 13 2 pts Skip to question text.The following scenario applies to this and the next question: A rooster with gray feathers is mated with a hen of the same phenotype. Among their offspring, 15 chicks are gray, 6 are black, and 8 are white. What is the simplest explanation for the inheritance of these colors in chickens? (2 points) This is an example of linked genesThis is an example of codominanceThis is an example of incomplete dominanceThis is an example of polygenic inheritance Flag this QuestionQuestion 14 2 ptsWhat offspring would you predict from the mating of a gray rooster and a black hen? (2 points) 100% will be gray50% will be gray and 50% will be black25% will be white, 25% will be black, and 50% will be gray25% will be white, 50% will be black, and 25% will be gray Flag this QuestionQuestion 15 2 pts Skip to question text.Use the following scenario for this and the next question: In humans, normal tooth enamel is white. However, the presence of a dominant, X-linked allele results in the production of brown tooth enamel. (In other words, if you see someone with brown teeth, they may actually have good dental hygiene!) What color teeth will a heterozygous woman have? (2 points) WhiteBrown Flag this QuestionQuestion 16 2 ptsIf a man with brown tooth enamel mates with a woman with white tooth enamel, could any of their children have brown tooth enamel? If yes, what percentage of boys and what percentage of girls? (2 points) 100% of boys, 0% of girls100% of boys, 100% of girls50% of boys, 50% of girls0% of boys, 100% of girls Flag this QuestionQuestion 17 4 ptsCan you always determine an organism's genotype by observing its phenotype? Can you ever determine an organism's genotype by observing its phenotype? Explain your answers. (4 points)
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  1. Cecil de Crenne
    Tutorial # 00122635 Posted By: Cecil de Crenne Posted on: 11/02/2015 08:32 AM
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    The solution of biology assignment answers...
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