unit 7 progress check: mcq ap bio

Cells with flagella were better able to find food and escape predators. Which of the following best explains the phenotypic pattern in the moths over time? A scientist wishes to provide experimental evidence to support the model shown in Figure 1 by demonstrating the ability to synthesize an RNA molecule. B. Which of the following principles best justifies a claim that cheetahs, compared to other large cats, have a relatively low resilience to environmental perturbations? White circle, grey circle and black circle. WebView AP Biology Unit 7 Evolution; MCQ Questions 1.pdf from BIOLOGY 101 at Oakland High School, Oakland. Suppose that a 15m/s15-\mathrm{m} / \mathrm{s}15m/s wind is blowing across the roof of your house. WebClick the card to flip . John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine, PL-600: Microsoft Power Platform Solution Arc. The animals in population A were reproductively isolated from those in populations B, C, and D. Which of the following statements best predicts the result of a comparison between the fossils found before and after the period of rapid change? B. C. A pool of amino acids can spontaneously form into singlestranded RNA, which would then code for proteins. Some lizards will migrate to new habitats in the mountains and become isolated, leading to allopatric speciation. Which of the following best predicts why humans and mice have identical telomeric repeat sequences? Only males can inherit the color blindness condition. C. The frequency of the MC1RDMC1RD allele will decline due to natural selection. The mechanical properties and dimensions of the two bars are, E1=E2=200GPa,1=2=12106/CA1=25mm2,A2=50mm2,L1=3m,L2=5m,=1mm\begin{gathered} In an exercise to understand how genetically controlled physical traits could affect speciation, a theoretical population was imagined that contained organisms with three shapes and three levels of pigmentation, as illustrated in Figure 1. Does this exceed the (24-hr) air quality standard of 0.14 ppm? Based on the information provided in the figure, which of the following best describes how membrane-bound organelles provided unique evolutionary advantages to the last eukaryotic common ancestor? B. The population was predominantly black throughout the nineteenth century. If the thermometer is placed in a bath, the temperature of which is changing linearly at a rate of 10/min, how much error does the thermometer show? D. Populations with low genetic diversity are more likely to contain individuals that can withstand different selective pressures. Most of the species found in the first static period will be absent in the second static period. Which of the following would be an appropriate alternative hypothesis? Continue treating the three insect populations with the same insecticides and determine whether their efficiencies decline significantly after several generations. Some scientists propose that due to human activity and climate change, a sixth mass extinction has already begun. Scientists studying the fossils observed patterns of changing shell shape in the mollusks. Based on the data in table 1, which of the following best provides evidence to support this claim? The animals in population A were reproductively isolated from those in populations B, C, and D. The increased air pollution of the nineteenth century due to the use of coal led to a darkening of surfaces from soot. Observed modern extinction rates will resemble the rates found early in previous extinctions. Henslow's sparrow is a songbird found in North American grasslands. A shift to less polluting fuel in the twentieth led to cleaner air and a lightening of the moth's normal habitat. Based on the data in Table 1, which of the following best describes the relationship between the MC1RMC1R gene and coat color in the Carrizozo, New Mexico, rock pocket mouse population? Which of the following principles best justifies a claim that cheetahs, compared to other large cats, have a relatively low resilience to environmental perturbations? D. The black variety was a nineteenth century mutation, dominant to the peppered variety. B. Relationships of selected organisms based on catalase structure. Telomeres consist of hundreds or thousands of repeats of the same short DNA sequence, which varies between organisms. Which of the specimens indicated in the table is the oldest? The group of mice fed the mutagen will show a greater ability to digest the food, because the higher genetic variation within the group makes it more likely that some individuals will have a combination of genes better adapted to the new food. Owls (primary predators of rock pocket mice) are nocturnal visual predators that are able to distinguish effectively between dark and light colors in low-light conditions. Which of the following best explains the mechanism that caused this speciation event in the giant kangaroo rats of population A? Image courtesy of Pixabay Facts about the test: The AP Biology exam has 60 multiple choice questions and you will be given 1 hour Numbers above 0.125 indicate a high degree of relatedness. Double strands of DNA placed in a harsh environment will unwind and form RNA molecules for long term information storage. D. Increased population sizes over time in the Isabela population, but no change in the Butuan population, B. B. The second group is fed the same food without the mutagen. A. Which of the following is an alternative hypothesis that can be tested to support the RNARNA World Hypothesis? Which of the following best describes the processes occurring between the mouse populations and their environments? In the presence of available energy and the absence of a significant quantity of atmospheric O2 simple proteins will form spontaneously from a mixture of amino acids. 3.6-9b) results. Which of the following best explains the divergence in morphology in the birds? White circle, white box, and white triangle. There will not be any new individuals with the aa genotype. These alleles code for glycoproteins that act as antigens on the red blood cells. For a specific bike plus rider of total mass 78kg78 \mathrm{~kg}78kg, FD14.0NF_{\mathrm{~D} 1} \approx 4.0 \mathrm{~N}FD14.0N; and for a speed of 2.2m/s,FD21.0N2.2 \mathrm{~m} / \mathrm{~s}, F_{\mathrm{~D} 2} \approx 1.0 \mathrm{~N}2.2m/s,FD21.0N. Find at what slope angle \theta the bike and rider can coast downhill at a constant speed of 8.0m/s8.0 \mathrm{~m} / \mathrm{~s}8.0m/s. Two flat steel bars are supposed to be connected together by a pin at BBB, and the system is supposed to be stress free after the pin is inserted (see Fig.given). However, the distance between the rigid walls to which the two bars are attached was measured incorrectly, so that a misalignment of \bar{\delta} (exaggerated in Fig. Whales, bony fishes, and cartilaginous fishes all have similar adaptations that enable them to live in the ocean. D. Controlled fires in counties 4 and 5 will lead to an increase in the sparrow population. Scientists determined the frequencies of the M and N alleles in five localized and stable human populations in the Philippines, Immigration of individuals from Metro Manila into the two populations. a) filtering blood of harmful substances. A. There are two species of elephant seals: northern elephant seals, Mirounga angustirostris, found off the western coast of North America from Baja California to the Gulf of Alaska, and southern elephant seals, M. leonina, found in the southern oceans. In a certain small mammal, fur color is controlled by a pair of alleles, with B being dominant over b. protein template that matches proteins found on the primitive Earth added to a mixture of deoxyribonucleotides will produce double-stranded DNA molecules. Because the mice are highly inbred, they are essentially identical to one another. A. Convergent evolution, because these organisms do not share a recent common ancestor. The animals in population A were reproductively isolated from those in populations B, C, and D. Mollusk fossils were excavated and collected from a coastal cliff. A. B. A group of researchers noticed that using a particular drug to treat cancer in mice would reduce the size of the tumor, but some of the tumor cells appeared to be resistant to the drug since some of these cells would increase in number over time. Continue treating the three insect populations with the same insecticides and determine whether their efficiencies decline significantly after several generations. The researchers built an enclosure to prevent migration into and out of the O'Neill rock pocket mouse population for a period of two years. A shift to less polluting fuel in the twentieth led to cleaner air and a lightening of the moth's normal habitat. There are autotrophic and heterotrophic organisms found in Bacteria, Archaea, and Eukarya. white circle, grey circle, black circle, John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine, Dental Radiography 5th Ed Ch 14 - Legal Issue. Continue treating the three insect populations with the same insecticides and determine whether their efficiencies decline significantly after several generations. D. Spray these insecticides on a different species of insect (whose genotypes are also known) to determine its effectiveness on insects that are not pests. Which of the following best explains the relationship between coat color and predation rate in the rock pocket mouse population on the lava flow rocks with respect to the different coat color phenotypes? Which of the following best predicts the impact on the lizard species if there is a gradual increase in the average temperatures found in both the lowlands and mountains in this region? In an experiment, the scientist creates two groups of twenty highly inbred mice. Of the following, which is the best next step for the researchers to best determine the long-term effectiveness of these insecticides with regards to the development of resistance? Because cheetahs, Acinonyx jubatus, experienced a bottleneck event about ten thousand years ago, living cheetahs exhibit very little genetic variation compared to other living species of large cats. Because the mice are highly inbred, they are essentially identical to one another. The frequency of the MC1RDMC1RD allele will decline due to natural selection. In a certain small mammal, fur color is controlled by a pair of alleles, with B being dominant over b. D. If recently fallen meteorites and meteoroids collected in space are tested, they will not contain organic molecules. D. Grey Box, grey box and grey box. Ap biology unit 1 test answers - anfk. Some researchers claim that the decrease in plant species richness of this woodlot is unrelated to human activities over the last forty years. Which of the following represents an alternate hypothesis tested by this experiment with regard to the population sizes of Henslow's sparrows? False. Scientists are concerned that the lowlands will become much warmer by the end of the twenty-first century and will become unsuitable for this lowland lizard species. Which of the following is an alternative hypothesis that can be tested to support the RNA World Hypothesis? The darker backgrounds conferred a selective advantage to the black variety, as described by natural selection. The M4 and M5 populations have the lowest genetic diversity of all populations. C. Random mating B. The original habitat had many available unoccupied ecological niches that were colonized by populations of the original species. Which of the following best explains the phenotypic pattern in the moths over time? WebAP Biology Unit 7 MCQ B Term 1 / 18 Which of the following sets of data provides evidence that best supports common ancestry for organisms in all three domains? Which of the following would be an appropriate alternative hypothesis? Which of the following best predicts why the recombinant bacteria will fail to produce the eukaryotic protein? To test their claim, they monitored 12 populations of E. coli for 10,000 generations under the same environmental conditions. Which of the following is closest to the frequency of the MC1RDMC1RD allele in the Tule Mountain population? Cattle and sheep are separated by only one node, and they are separated from the other organisms by more than one node. All of the selective breeding programs ended in 1940. A. During the last few decades, tall buildings have been built around the woodlot, and species 3, 4, and 5 are shadeintolerant plants. The frequency of the BB allele will increase because light-colored individuals will be more visible to predators. Which of the following best explains the divergence in morphology in the birds? Cattle are equally related to pigs and sheep, because the phylogeny places cattle between pigs and sheep. D. By 1940, most genetic variation for speed had been lost from the gene pool. WebView AP Biology Unit 7 Evolution; MCQ Questions 14.pdf from BIOLOGY 101 at Oakland High School, Oakland. The liver helps the circulatory system by _________. Some researchers claim that the decrease in plant species richness of this woodlot is unrelated to human activities over the last forty years. D. The M4 and M5 populations have the lowest genetic diversity of all populations. D. In the presence of available energy and the absence of a significant quantity of atmospheric O2O2 simple proteins will form spontaneously from a mixture of amino acids. The plant species will flower earlier in the spring in response to rising temperatures before the arrival of the pollinators, so seeds will not be produced. There is no difference in iridium levels in sediments that were deposited on Earth 3.6 billion years old, compared to recent sediments. Geographic isolation will create separate gene pools, leading to speciation over time. The same species will be found in both static periods, but the species in the second static period will have smaller shells due to the stress of undergoing rapid change. This hypothesis states that the first genetic material was RNA, not DNA, and a transitional period led to the emergence of DNA as the storage molecule for genetic material. A. A population of the species has the following allele frequencies: B=0.85 and b=0.15. Which of the following is an alternative hypothesis that can be tested to support the RNA World Hypothesis? Many of these species rely on pollinators that migrate based on changes in day length and the position of the Sun. Start each population with a different species of bacteria to determine whether the same environment has an effect on genetic differentiation. At that time, the moths, normally white with black speckles, known as the peppered variety, became less common than the solid black variety. D. Cells with mitochondria were able to utilize metabolic energy more efficiently. c) storing bile that is released into the bloodstream. A. The researchers wish to increase the reliability of their experimental observations before investigating new claims that chemotherapy-resistant tumors are an example of continuing evolution. A mixture of ribonucleotides such as adenine and uracil will spontaneously form single-stranded chains of RNARNA. Natural selection acted on variation that was present in both populations A and B, and the lack of gene flow eventually led to the formation of two new species. A. B. A scientist is studying the impact of mutagens on genetic variation in mice. Which of the following best explains the relationship between coat color and predation rate in the rock pocket mouse population on the lava flow rocks with respect to the different coat color phenotypes? Which of the following best explains the phenotypic pattern in the moths over time? Which of the following principles best justifies a claim that cheetahs, compared to other large cats, have a relatively low resilience to environmental perturbations? Observed modern extinction rates will resemble the rates found early in previous extinctions. Start each population with genetically identical bacterial cells from a single culture to make sure that the initial genetic variation in all of the populations was exactly the same. Given aerobic conditions and large amounts of lightning, amino acids will spontaneously form crude proteins. A scientist maintains a large population of the fruit fly Drosophila affinis in the laboratory. (Kentucky Derby). Even though the population has rebounded following restrictions on seal hunting, genetic variation is greatly reduced in the northern species compared to that in the southern species. The darker backgrounds conferred a selective advantage to the black variety, as described by natural selection. A famous study from the nineteenth century involves the peppered moth, Biston betularia, commonly found in Great Britain and Ireland. In an exercise to understand how genetically controlled physical traits could affect speciation, a theoretical population was imagined that contained organisms with three shapes and three levels of pigmentation, as illustrated in Figure 1. C. Specimen 3 Which of the following principles best justifies a claim that cheetahs, compared to other large cats, have a relatively low resilience to environmental perturbations? The remaining members of the population are allowed to randomly mate with one another to produce generation 2 and future generations. A. After rearing five additional generations of the mice on this new food, the two groups are assessed for how efficiently this new food is digested. The allele for the peppered trait, being recessive, decreased in frequency. The warmer temperatures will lead to a drier environment, so the plants will no longer produce enough nectar to attract the pollinators. C. Gene flow between populations A and B maintained sufficient variation in both gene pools to facilitate the development of two distinct species. No new mutations To test their claim, they monitored 12 populations of E. coli for 10,000 generations under the same environmental conditions. There is a progression of pathways in organisms found in Bacteria, Archaea, and Eukarya. D. The animals in population A mate at different times of year, causing their gametes to be incompatible with those from animals in populations B, C, and D. B. The SinoHimalayan fern, Lepisorus clathratus is widely distributed on the QinghaiTibetan plateau. A dark coat color provides camouflage to mice on the lava flow rocks; therefore, mice with dark coats have a lower predation rate in that habitat. Click the card to Are the following statements true or false? The original habitat had many available unoccupied ecological niches that were colonized by populations of the original species. The researchers wish to increase the reliability of their experimental observations before investigating new claims that chemotherapy-resistant tumors are an example of continuing evolution. A. A population of the species has the following allele frequencies: B=0.85 and b=0.15. The animals in population A were exposed to different predators and had to modify their fur color to be better camouflaged. Even though there are numerous mountains in the region, the climate on the mountains is too cold for the lizards to survive. Both the larger population and the isolated population were maintained under identical conditions and allowed to mate randomly for another 20 generations. A. A model of the investigation is shown in Figure 1. Some plant species flower in response to increasing daily temperatures in the spring. There are two species of elephant seals: northern elephant seals, Mirounga angustirostris, found off the western coast of North America from Baja California to the Gulf of Alaska, and southern elephant seals, M. leonina, found in the southern oceans. WebUnit 7 Progress Check: MCQ Part B 3.5 (202 reviews) Which of the following sets of data provides evidence that best supports common ancestry for organisms in all three The SinoHimalayan fern, Lepisorus clathratus is widely distributed on the QinghaiTibetan plateau. The MC1RD allele is not responsible for dark coat color in the Carrizozo population, so the dark coat color is likely a result of convergent evolution. C. Controlled fires in counties 6 and 8 will have no effect on the sparrow populations. Which of the following is closest to the frequency of the MC1RD allele in the Tule Mountain population. Can the voltage across a battery's terminals be higher than the battery's rated voltage? The current global warming trend is placing new selective pressures on the species involved in these relationships. Some lizards will migrate to new habitats in the mountains and become isolated, leading to allopatric speciation. These building blocks combined to form polymers, such as crude proteins. Populations M1 through M5 are located in Marion County. Take a look at the Intro to Unit 7. Of the following, which is the best next step for the researchers to best determine the long-term effectiveness of these insecticides with regards to the development of resistance? By the end of the twentieth century, the peppered version of the moth was again more common than the black version. Which of the following best describes the processes occurring between the mouse populations and their environments? Dark color is selected for in mice from the West, Mid, and East populations. There is no difference in iridium levels in sediments that were deposited on Earth 3.6 billion years old, compared to recent sediments. The researchers determined that the East lava flow population is not in Hardy-Weinberg equilibrium. D. Cattle and sheep are separated by only one node, and they are separated from the other organisms by more than one node. Cells with mitochondria were able to utilize metabolic energy more efficiently. A scientist believes that the first organic molecules may have come to Earth on meteorites 3.6 billion years ago. A. Which of the following would most likely represent the types of individuals found in one of the species resulting from shape becoming a prezygotic isolating mechanism in the initial population represented in Figure 1 ? \end{gathered} A researcher uses the protocol shown in Figure 1 to isolate a eukaryotic gene for the purpose of genetically engineering bacteria to synthesize the corresponding protein. The MC1RDMC1RD allele is not responsible for dark coat color in the Carrizozo population, so the dark coat color is likely a result of convergent evolution. Geographic isolation will create separate gene pools, leading to speciation over time. Which of the following best illustrates the change in the frequencies of the A and a alleles from generation 1 to generation 2 and to future generations, assuming Hardy-Weinberg equilibrium is present after generation 1 ? B. C. The two populations will not show any differences because they were reared under identical conditions. If a fire caused the surface of the ground in the habitat of the species to become darker in color, which of the following claims about the impact on the allele frequencies in this population is most reasonable? similarities exhibited by whales, bony fishes, and cartilaginous fishes? The same species will be found in both static periods, but they will have different shell shapes. L_2=5 \mathrm{~m}, \quad \bar{\delta}=1 \mathrm{~mm} Cells with mitochondria were able to utilize metabolic energy more efficiently. A. Human activities can drive changes in ecosystems that affect the risk of extinction. Which of the following predicts the expected outcome of the experiment? AP Biology Scoring Guide Unit 7 Progress Check: MCQ Part A 1. A_1=25 \mathrm{~mm}^2, \quad A_2=50 \mathrm{~mm}^2, \quad L_1=3 \mathrm{~m}, \\ B. The telomeric repeat sequences for selected organisms are given in Table 1. Models of a prokaryote, first eukaryotic common ancestor, and last eukaryotic common ancestor. Iridium is an element that is rare on Earth but commonly found in meteorites. These building blocks combined to form polymers, such as crude proteins. A scientist believes that the first organic molecules may have come to Earth on meteorites 3.6 billion years ago. A group of scientists found that in one population the frequency of the M allele was 0.82, and the frequency of the N allele was 0.18. Based on the data in Table 1, which of the following best describes the relationship between the MC1R gene and coat color in the Carrizozo, New Mexico, rock pocket mouse population? In addition to the ABO blood groups, humans have an MN blood type system in which the M and N alleles are codominant to one another. B. Which of the following best describes the expected distribution of proboscis size of the moths at the end of the fiveyear study? Start each population with genetically identical bacterial cells from a single culture to make sure that the initial genetic variation in all of the populations was exactly the same. The darker backgrounds conferred a selective advantage to the black variety, as described by natural selection. Dr. Sidney Fox wished to add to the heterotroph hypothesis of the origin of life by synthesizing simple proteins from a mixture of amino acids. Some plant species flower in response to increasing daily temperatures in the spring. A. A. A. Mushrooms and potatoes are most closely related, since the node they share gave rise to all of the other organisms. D. Migrating pollinators will start migrating later in the year, switching from spring-flowering plants to summer-flowering plants. s500 mercedes benz on craigslist, lambeth registry office contact number,

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