Based on their observations, what should the researchers do to further clarify how the availability of the protein outside the cells affects the rate of endocytosis of the protein? Candidates should submit: A 2-3 page research plan, a cover letter describing interdisciplinary research experience and how it connects to the interests and goals of the Carbon cluster, and a 1-3 page teaching statement that includes specific discussion of accomplishments and plans for promoting inclusive and equitable education, outreach, or. The data here suggest that the cecum is four to five times longer in species that consume plant matter for their diets (A and D) compared to those that consume at least some meat (B and C). A) Evidence that some of the earliest eukaryotes used oxygen to produce ATP by cellular respiration Which of the following functions is the cell type most likely specialized to perform? 24 terms. A.water enters the cell causing it to sink, B. AMP-activated protein kinase (AMPK) is a major cellular regulator of glucose metabolism. Which of the following data would best refute this alternative hypothesis? The Expert s Guide to the AP European History Exam. Exam Date: may 2, 2022. Water enters the cell causing it to swell, C. Water leaves the cell causing the solution to become more hypertonic, D. Water leaves the cell, causing it to shrink, A. One thing that helps cells to be able to take care of different processes inside the cell is the membrane and organelles that have membranes as well. Which of the following statements best justifies this claim? Based on the following information, which of the following conclusions is most plausible? Plant cell because it will become turgid, C. Animal cell because it will become turgid, A. AP Biology is an introductory college-level biology course. AP Biology Practice Test: Unit 4 Cell Communication & Cell Cycle. Introduction to biological macromolecules, Properties, structure, and function of biological macromolecules, Mechanisms of transport: tonicity and osmoregulation, Cell compartmentalization and its origins, Regulation of gene expression and cell specialization, See how our course content aligns with AP Biology standards. Transport proteins are specialized proteins that are embedded in the plasma membrane and are responsible for the movement of specific molecules across the membrane. B) ATP synthase activity depends on a proton gradient across the thylakoid membrane. The cecum evolved to have an important role in the digestion of protein, since it is shorter in species B and C than in species A and D. Quizlet NAME 20 Multiple choice questions 1. AP BIOLOGY > Unit 2 Resources A Practice Exam AND Answer Key have been posted below. The ratio DECREASES from 0.86 to 0.63, because fewer stomata are needed at higher CO2 concentrations. Metformin activates AMPK in liver cells but cannot cross the plasma membrane. Unit 6 MCQ Part B, #1. A researcher claims that the incorporation of carbon dioxide into organic molecules during photosynthesis does not violate the second law of thermodynamics. Which of the following statements best justifies the use of the proposed modification as a way of creating an appropriate control for the investigation based on Figure 3-1? It is known that f is increasing on the . A set of five additional test tubes were prepared and used as controls. AP Biology Unit 6 MCQ Flashcards | Quizlet. masses of sub-satellites A,B, and C are 4 kg, 6 kg, and 8 kg, respectively, Every AP Biology Practice Test Available: Free and Official. Life cycles are characterized by the timing of meiosis and the characteristics of the diploid and haploid generations. Chloroplasts and some prokaryotes share similar photosynthetic reactions. The local atmospheric pressure is 88 kPa. Download free-response questions from past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. Another biologist alternatively hypothesizes that these types of molecules require channel and transport proteins that are embedded in the membrane in order to move across the membrane. C) The experiment can be repeated without guaiacol, which will reveal the effect of guaiacol on the reaction rates. , Cell size is a concern because surface area-to-volume ratios affect the ability of a biological system to obtain necessary resources, eliminate wastes, pull in or remove heat energy, and exchange materials with the environment. . Click here for the practice questions: AP Biology Unit 2 Multiple Choice Questions. A The production and secretion of steroids B D) Function will be unaffected by the addition and removal of the urea. Facts about the test: The AP Biology exam has 60 multiple choice questions and you will be given 1 hour 30 minutes to complete the section. The cecum can become a vestigial structure in carnivores, since it is shorter in species B and C than in species A and D. B. . In the first part, you found that 30 moles of ATP has 219 kCal available, and the problem states that oxidation releases 686 kCal of energy. C. Chemical energy in the form of ATP Evolution 2. The first reaction in this organelle represents the light reactions, in which the suns energy is converted to chemical energy in the form of ATP (E II). D) The additional pigments absorb light at wavelengths that green algae cannot absorb; this may allow cyanobacteria to capture more light energy for photosynthesis than green algae can in certain areas. The engulfed prokaryote then formed an Endosymbiotic relationship with the eukaryotic host. AP Bio Unit 2 Progress check questions and answers Terms in this set (30) A certain type of specialized cell contains an unusually large amount of rough endoplasmic reticulum (ER). Press & Media Unit 4 questions & answers for quizzes and tests - Quizizz Find and create gamified quizzes, lessons, presentations, and flashcards for students, employees, and everyone else. Cluster Hires in Carbon Electronics at NC State University in . The Include a substance known to block ATP use by the plasma membrane. Answer the following questions about the various processes depicted in the diagram and about the cell in which they are occurring. A. Radiant energy in the form of photons Quiz AP Biology Unit 2 DRAFT 10th - 12th grade Played 580 times 71%average accuracy Biology 2 years ago by wmrichards 0 Save Edit Edit AP Biology Unit 2DRAFT 2 years ago by Other sets by this creator. Data questions on the AP Biology test are a series of questions about a single data set, which are commonly represented in graphs, charts, or as an experiment summary. The Course challenge can help you understand what you need to review. AP Biology Practice Test: Unit 2 Cell Structure & Function. C) Function will be gained by adding the urea and disrupted by removing the urea. The valinomycin treatment caused a decrease in the activity of the mitochondria. A) Function will be disrupted by adding the urea and regained by removing the urea. Water enters the cell causing it to sink, B. D) The additional pigments absorb light at wavelengths that green algae cannot absorb; this may allow cyanobacteria to capture more light energy for photosynthesis than green algae can in certain areas. 9th - 12th grade . Not on this quizlet: 16 D) Yeast cells produce catalase, which is an enzyme that catalyzes the conversion of hydrogen peroxide into water and oxygen gas. D) The amount of product will increase without stopping because the enzyme will be unchanged by the reaction. COVID-19 Updates At the instant shown, what is the angular B) The uncoupling protein in this tissue reduces the proton gradient across the membrane and thus produces heat to warm the animal without ATPATP production. When the concentration of AChE in an aqueous solution is held constant, the rate of the reaction catalyzed by AChE increases with increasing concentrations of substrate. B. light reactions produce NADPH and ATP, while the Calvin cycle produces sugar. Some carbon dioxide is added to the hot carbon and D. the Calvin cycle produces both sugar and O2. Which of the following results, One hour after membrane fusion, best supports the alternative hypothesis that the cell membrane is a fluid mosaic? AP Physics 1: Unit 5 Progress Check: MCQ Part, David N. Shier, Jackie L. Butler, Ricki Lewis, John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine. AP Biology Past Exam Questions AP Central. In order for a cell to function properly, it's important for the internal environment to be maintained in a way that is conducive to the life and function of the cell. Thank you for being Super. AP Bio: AP Classroom Unit 2 MCQ 30 terms ashley748379302 Plus AP Biology Unit 2: Cell Structure & Function Pract 40 terms Tim_Fletcher3 Teacher AP Biology Unit 2 Test 57 terms notisabelle AP Bio MCQ Unit 2 27 terms Hufflepuff_Hamilton Which of the following cellular deficiencies would most likely be related to these MT-ND1 mutations? Which cellular component will be found in the widest range of organisms in the sample? A) Organisms contain enzymes that lower the activation energies of specific chemical reactions C) The amount of product will increase until the reaction reaches its equilibrium point or until the substrate is used up by the reaction. 1, because testosterone is nonpolar and can diffuse through the membrane. When beetroot cells are placed in a solution with cellulase, the solution remains clear. Which way would the purple molecules move through the semi-permeable membrane? The form of energy released in aerobic respiration is chemical energy in the form of ATP (E IV). Plant cell because it will become flaccid, B. Get unlimited access to this and over 100,000 Super . Question 4. Chemical energy being stored as glycogen, https://www.kaptest.com/study/wp-content/uploads/2020/04/AP-Biology-Multiple-Choice-Practice-Questions.jpg, http://wpapp.kaptest.com/wp-content/uploads/2020/09/kaplan_logo_purple_726-4.png, AP Biology Multiple Choice Practice Questions. The movement of molecules across the plasma membrane is regulated by the hydrophobic and hydrophilic properties of the phospholipids. You need to answer all of the questions because a blank answer is a wrong answer. [RELATED: AP Biology Data Question Strategies ]. AP Biology Practice Test: Unit 7 Natural Selection. Which of the following functions is this cell type most likely specialized to perform? Which of the following provides an accurate calculation of the surface area to volume ratio of an HS red blood cell, as well as a prediction of its affect on the efficient transferring of oxygen compared to a normal red blood cell? Water enters the cell causing it to swell, C. Water leaves the cell causing the solution to become more hypertonic, A. A. The endosymbiotic theory is where organelles that were once free-living prokaryotic cells became engulfed and serve a purpose now inside the cell. Based on the results of the experiment, which of the following statements best predicts the effect of urea on the enzyme's function? Energetics 3. Carbohydrates and Lipids Time to check your answers on Unit 1 Practice Questions Answers and Review!. A researcher proposes a model to explain how enzyme-substrate interactions determine enzyme specificity. D. The lysosome will repair the membrane and not die. CA Privacy Policy, A. light reactions produce sugar, while the Calvin cycle produces O, D. the Calvin cycle produces both sugar and O, Test Your Skills, Take a Practice AP Biology Quiz. Partner Solutions Hydrolytic enzymes will be released, which will cause cell death. The cecum can become a vestigial structure in carnivores, since it is shorter in species B and C than in species A and D. B. C) Yeast cells produce invertase, which is an enzyme that catalyzes the conversion of the disaccharide sucrose into glucose and fructose. D) Some plasmids contain antibiotic resistance genes. It was mostly incorporated into proteins that regulate and manage metabolic reactions. A) Function will be disrupted by adding the urea and regained by removing the urea. C. Chemical energy in the form of ATP Use two additional treatments, one containing only ethyl alcohol and one containing only acetate. Create your own unique website with customizable templates. 2023 Fiveable Inc. All rights reserved. B) The additional pigments block light and prevent it from reaching photosynthetic organisms at greater depths, so no photosynthetic organisms can live below the surface waters containing cyanobacteria. Which of the following conclusions about the radiolabeled amino acid is best supported by the results of the experiment? Determine (a) the final pressure, (b) the change in the volume of the cylinder, and (c) the change in the enthalpy of the refrigerant-134a. Chemical energy being stored in the bonds of glucose, D. Chemical energy released by glycolysis, The reaction occurring in organelle A is photosynthesis, as indicated by the splitting of water and fixation of CO. . The AP biology exam assesses content from each of four big ideas for the course: 1. A) Some antibiotics inhibit the synthesis of bacterial cell walls. ap chemistry unit 8 progress check mcq answers. Which of the following statements best justifies the researcher's claim? The multiple choice questions are composed of two types of questions, stand alone and data questions. B. C) Evidence that some of the earliest organisms carried out photosynthesis without producing oxygen C. light reactions photophosphorylate ADP, while the Calvin cycle produces ATP. Unit 4 Progress Check: MCQ root tips growing in compact sand. Fnd\iint \mathbf{F} \cdot \mathbf{n} d \sigmaFnd where F=(y2x2)i+(2xyy)j+3zk\mathbf{F}=\left(y^{2}-x^{2}\right) \mathbf{i}+(2 x y-y) \mathbf{j}+3 z \mathbf{k}F=(y2x2)i+(2xyy)j+3zk and \sigma is the entire surface of the tin can bounded by the cylinder x2+y2=16,z=3,z=3x^{2}+y^{2}=16, z=3, z=-3x2+y2=16,z=3,z=3. AP BIO - Unit 6 Topic Questions. Based on the model presented in figure 1, which of the following changes will most likely result from a depletion of available ATP stores inside the cell? The endosymbiotic theory is summarized below. To log in and use all the features of Khan Academy, please enable JavaScript in your browser. The piston that is free to move has a mass of 12 kg and a diameter of 25 cm. D) The energy requirements for hatching European flycatchers and caterpillars are proportional to each other. AP Bio Unit 2: Cell Structure and Function Cheat Sheet by. c. Carbon dissolved CO2 in aquatic ecosystems. SComplete study guide/review with practice. A) The additional pigments allow the cyanobacteria to store light energy so that it can be used at night to continue photosynthesis.
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