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? Models of a prokaryote, first eukaryotic common ancestor, and last eukaryotic common ancestor. Scientists claim that some of the populations in Marion County are at an increased risk of decline or extinction. Which of the following best explains the divergence in morphology in the birds? Which of the following is an alternative hypothesis that can be tested to support the RNA World Hypothesis? D. The lizards will hybridize with a different lizard species that is adapted to a warmer environment, leading to increased genetic variation in the species. Immigration of individuals from Metro Manila into the two populations, Which of the following best explains the trend shown in Figure 1? Which of the following best describes the processes occurring between the mouse populations and their environments? A mixture of ribonucleotides such as adenine and uracil will spontaneously form single-stranded chains of RNA . Based on the phylogenetic relationships shown in Figure 1, which of the following best explains the similarities exhibited by whales, bony fishes, and cartilaginous fishes? Implement function distribution() that takes as input the name of a file (as a string). 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? The increased air pollution of the nineteenth century due to the use of coal led to a darkening of surfaces from soot. 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? B. 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. A scientist maintains a large population of the fruit fly Drosophila affinis in the laboratory. provided unique evolutionary advantages to the last eukaryotic common ancestor? Which of the following best explains why the population is not in Hardy-Weinberg equilibrium? A population of the species has the following allele frequencies: B=0.85 and b=0.15. WebAP Biology Unit 7 Evolution MCQ Questions 8.pdf - AP Biology Scoring Guide Unit 7 Progress Check: MCQ Part A 8. Are the following statements true or false? The following questions were not written by College Board and although they cover information outlined in the AP Biology Course and Exam Description the formatting 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 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} Which of the following best explains the impact of these new selective pressures on the organisms involved? 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. Which of the following is an alternative hypothesis that can be tested to support the RNARNA World Hypothesis? Current temperature changes will correlate with temperature changes during previous extinctions. The darker backgrounds conferred a selective advantage to the black variety, as described by natural selection. AP Biology Unit 7 Evolution MCQ Questions 8.pdf - AP John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine, PL-600: Microsoft Power Platform Solution Arc. D. A mixture of ribonucleotides such as adenine and uracil will spontaneously form single-stranded chains of RNA. Which of the following best explains the phenotypic pattern in the moths over time? WebClick the card to flip . The flow rate of ammonia at 10C(=624.6kg/m310^{\circ} \mathrm{C}\left(\rho=624.6 \mathrm{~kg} / \mathrm{m}^3\right.10C(=624.6kg/m3 and =1.697104kg/ms\mu=1.697 \times 10^{-4} \mathrm{~kg} / \mathrm{m} \cdot \mathrm{s}=1.697104kg/ms ) through a 222-cm\mathrm{cm}cm-diameter pipe is to be measured with a 1.51.51.5-cm\mathrm{cm}cm-diameter flow nozzle equipped with a differential pressure gage. During the last few decades, tall buildings have been built around the woodlot, and species 3, 4, and 5 are shadeintolerant plants. 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. 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. At this same instant, the disk is spinning at a constant rate 2=4rad/s\omega_2=4 \mathrm{rad} / \mathrm{s}2=4rad/s, measured relative to the rod. In a certain small mammal, fur color is controlled by a pair of alleles, with B being dominant over b. B. Which of the following best predicts why humans and mice have identical telomeric repeat sequences? A. E_1=E_2=200 \mathrm{GPa}, \quad \alpha_1=\alpha_2=12 \times 10^{-6} /{ }^{\circ} \mathrm{C} \\ B. B. PPC#7A Answers.pdf - AP Biology Scoring Guide Unit 7 Scientists determined the frequencies of the M and N alleles in five localized and stable human populations in the Philippines (Figure 1). If the gage reads a pressure differential of 4kPa4\ \mathrm{kPa}4kPa, find the flow rate of ammonia through the pipe, and the average flow velocity. Which of the following is the most reasonable prediction about the results of the experiment? Dark color is selected for in mice from the West, Mid, and East populations. Formation of crude proteins occurs by chance and occurs regardless of atmospheric O2O2 levels or available free energy. C. Set up a new experiment in which these insects are sprayed with two different insecticides to see if they are more effective than Insecticides #1 and #2. A shift to less polluting fuel in the twentieth led to cleaner air and a lightening of the moth's normal habitat. The increased air pollution of the nineteenth century due to the use of coal led to a darkening of surfaces from soot. WebStatistics and Probability questions and answers. Some scientists propose that due to human activity and climate change, a sixth mass extinction has already begun. C. Organisms in Bacteria, Archaea, and Eukarya each have adenine, thymine, guanine, and cytosine bases forming their DNA. Which of the following best predicts why humans and mice have identical telomeric repeat sequences? Which of the following would be an appropriate alternative hypothesis? (a)(a)(a) What is the angular momentum of a 2.8kg2.8 \mathrm{~kg}2.8kg uniform cylindrical grinding wheel of radius 28cm28 \mathrm{~cm}28cm when rotating at 1300rpm1300 \mathrm{rpm}1300rpm ? A captive population of cheetahs kept in a confined area will have a greater risk of contracting and passing on a virus.