Region 1 is hydrophilic because it interacts with an aqueous environment, whereas region 2 is hydrophobic because it interacts with the interior of the membrane. A) Evidence that some of the earliest eukaryotes used oxygen to produce ATP by cellular respiration Terms and Conditions carbon monoxide, carbon dioxide, and solid carbon. Which cellular component will be found in the widest range of organisms in the sample? Based on Figure 3-1, which of the following statements best predicts the effect that a change from a moderately acidic environment (pH near 6) to a basic environment will have on peroxidase activity? Which of the following statements best helps justify the researcher's claim? Water enters the cell causing it to sink, B. A. AMP-activated protein kinase (AMPK) is a major cellular regulator of glucose metabolism. 24 terms . Question 3. C) It changes the three-dimensional structure of the active site so that ALAD is no longer compatible with its substrate. 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. D) The energy requirements for hatching European flycatchers and caterpillars are proportional to each other. Chemical energy being stored in the bonds of glucose AP Biology Unit 2 Test Flashcards | Quizlet AP Biology Unit 2 Test Term 1 / 31 Water passes quickly through cell membranes because a. The ratio is 0.89, and the cells are LESS efficient at transferring oxygen. 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. AP Bio: AP Classroom Unit 2 MCQ 4.4 (23 reviews) Term 1 / 30 A certain type of specialized cell contains an unusually large amount of rough endoplasmic reticulum (ER). Partner Solutions *The following questions were not written by CollegeBoard and although they cover information outlined in the AP Biology Course and Exam Description the formatting on the exam may be different. Which of the following functions is this cell type most likely specialized to perform? B. A set of five additional test tubes were prepared and used as controls. Some proteins are involved in cell recognition, helping the cell to communicate and interact with other cells. 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. Review the fundamentals of biochemistry, cell biology, genetics, evolution, and ecology, and develop scientific thinking skills as you explore the study of life. A. Chapter 2 will be on Test #1, which fill feature Chapters 1-4. D) A molecule with negative charges interacts with positively charged side chains in the enzyme's active site. Repeat the process with other salt concentrations. [RELATED: AP Biology Data Question Strategies ]. Clarify math Math is often viewed as a difficult and dry subject, but it can be made much simpler by breaking it down into smaller, more manageable pieces. . Based on the results of the experiment, which of the following statements best predicts the effect of urea on the enzyme's function? A zinc ion binds to the ALAD active site, where it forms favorable interactions with the side chains of three amino acids. After the completion of glycolysis, the rest of cellular respiration occurs in the mitochondria, given that oxygen is present. Hydrolytic enzymes will be released, which will cause cell death. , 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. C. Chemical energy in the form of ATP Unit 2 of AP Biology covers cell structure and function. 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. C. Species A is more closely related to species D than to species B, because A and D are both herbivores. The AP Biology Exam is 3 hours long and is divided into two sections: Section I (multiple-choice questions) and Section II (free-response questions). Actual cell membranes have a variety of proteins embedded in the membrane that are absent in the artificial membrane. As evolution has occurred, cells have changed and have been altered. Chloroplasts and some prokaryotes share similar photosynthetic reactions. AP Biology Multiple Choice Practice Questions. Quizlet NAME 20 Multiple choice questions 1. Biology. A researcher proposes a model to explain how enzyme-substrate interactions determine enzyme specificity. 2023 Fiveable Inc. All rights reserved. Acetylcholinesterase (AChE) is a protein that catalyzes the conversion of acetylcholine to acetate and choline. Which of the following transport mechanisms will be affected most directly by a temporary shortage of ATP molecules inside the cell? Compare the graphs of these two treatments to the original graph. A) Some antibiotics inhibit the synthesis of bacterial cell walls. 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. C. The pH of the cell will denature the hydrolytic enzymes. These emerging properties are mostly due to: Question 3 Which type of chemical bond involves the transfer of electrons from one atom to another, resulting in oppositely charged ions that are attracted to each other? Which of the following statements best helps justify the inclusion of group 2 as one of the controls in the experiment based on Table 3-2? What are they called? Preview this quiz on Quizizz. Which of the following observations best supports the model? The Na+ concentration inside the cell will increase. A zinc ion binds to the ALAD active site, where it forms favorable interactions with the side chains of three amino acids. Thus, the efficiency = (219 kCal)/ (686 kCal) = 31.9%. A) The additional pigments allow the cyanobacteria to store light energy so that it can be used at night to continue photosynthesis. PDF Unit 2 progress check mcq ap human geography quizlet. Ap Bio Unit 6 Progress Check: MCQ Flashcards. 1, because testosterone is nonpolar and can diffuse through the membrane. Subcellular and organelle components are especially important to know because they pop up throughout the year. When beetroot cells are placed in a solution with cellulase, the solution remains clear. The enzyme did not appear to have a secondary or tertiary structure. C) The amount of product will increase until the reaction reaches its equilibrium point or until the substrate is used up by the reaction. Why? Based on the data from graph 3-1, scientists claim that the reproductive behavior of European flycatchers is influenced by the availability of energy sources. Cell Resp. The ribosome, since all organisms need to synthesize proteins. Which of the following statements best justifies the researcher's claim? Scoring GuidelinesStudent Performance Q&AScoring Statistics, Sample Responses Q1Sample Responses Q2Sample Responses Q3Sample Responses Q4, Scoring GuidelinesScoring CommentaryStudent Performance Q&AScoring Statistics, Scoring GuidelinesScoring CommentaryStudent Performance Q&A, Learning Opportunities for AP Coordinators. Click here for the practice questions: AP Biology Unit 2 Multiple Choice Questions. If the pressure potential of the leaves increased to 1 Mpa, B. (C) The data on cecum length and diet are insufficient to draw conclusions about the relatedness of species, so rule out (C) and (D). D) Evidence that the Cyanobacteria produced oxygen as a by-product of photosynthesis, D) Evidence that the Cyanobacteria produced oxygen as a by-product of photosynthesis. Question 4. A researcher claims that budding yeast are able to survive in different environments because they produce enzymes that allow them to use different molecules as sources of matter and energy. 24 terms. Many proteins are embedded in the membrane, and these proteins play a number of important roles in the cell. Which of the following indicates where testosterone enters the cell and why is able to cross at that point? AP Bio: AP Classroom Unit 2 MCQ Flashcards. Because the question specifies that oxygen is required, the process depicted must show aerobic respiration rather than glycolysis. Unit 4 questions & answers for quizzes and tests - Quizizz Find and create gamified quizzes, lessons, presentations, and flashcards for students, employees, and everyone else. Which of the following statements best justifies this claim? AP Environmental Science Unit 1 Progress Check: MCQ Term 1 / 18 Six white-tailed deer Unit 3 progress check mcq ap lang answers About Apes Frq Unit 6. 2213, what is the current with S1S_1S1 closed? B. Water will rush into the lysosome causing it to burst. D) The amount of product will increase without stopping because the enzyme will be unchanged by the reaction. The light-independent reaction is where the Calvin-Benson cycle takes place and carbon is fixed to make simple sugars. C) The uncoupling protein in this tissue causes an increase in the proton gradient, which causes more ATP to be produced that helps to warm the animal. The light-dependent reaction occurs in the grana and produces the ATP and NADPH necessary for the light-independent reaction. 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. Thushara Samarawickrama - Physics Teacher - LinkedIn. D) Repeating the experiment using heat-denatured peroxidase. own thrust capabilities, to perform research on tether propulsion. The reaction occurring in organelle B is cellular respiration, as indicated by the release of energy stored in the bonds of glucose. D. Species B and C have a common ancestor, since the cecum in species B and C is approximately the same length. Grab some paper and a pencil to record your answers as you go. D) Yeast cells produce catalase, which is an enzyme that catalyzes the conversion of hydrogen peroxide into water and oxygen gas. The cecum can become a vestigial structure in carnivores, since it is shorter in species B and C than in species A and D. Below we provide practice questions for each type and strategies to find the correct answer in the alloted time. It was mostly incorporated into proteins that regulate and manage metabolic reactions. Which of the following conclusions about the radiolabeled amino acid is best supported by the results of the experiment? 2 Save Share Copy and Edit Edit. In this case, osmoregulation allows cells to maintain their internal solute balance. If the transformation depicted in organelle B requires oxygen, what form of energy is represented by E IV? C) The additional pigments require energy and cellular resources to produce, so they can be used as an energy source during times of insufficient light. C) Yeast cells produce invertase, which is an enzyme that catalyzes the conversion of the disaccharide sucrose into glucose and fructose. Which of the following results best refutes the alternative hypothesis that selective permeability is a consequence of the cell wall? Cluster Hires in Carbon Electronics at NC State University in . AP Biology Unit 2: Cell Structure & Function Practice Test . Call 1-800-KAP-TEST or email [email protected], Contact Us 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). Water will rush into the lysosome causing it to burst. Civil Rights SAQ. Super resource. Expand All A. Radiant energy in the form of photons AP Biology Practice Test: Unit 7 Natural Selection. A) Young European flycatchers hatch from eggs when caterpillar biomass is available for the young birds to consume and convert into energy for growth. Which of the following claims about the effects of the valinomycin treatment is best supported by the data presented in the table? These two equations are used to find the solute concentration inside a cell and the tendency that water will leave the cell. Tests amp Quizzes AP Euro. The piston that is free to move has a mass of 12 kg and a diameter of 25 cm. AP_Biology_Unit_1_Chemisty_of_Life_Exam_2020_2021. AP Biology is an introductory college-level biology course. Cell membranes, nucleic acids, mitochondria, A.rough endoplasmic reticulum, nucleus, lysosome, C. Golgi complex, rough endoplasmic reticulum, ribosomes, D. Golgi complex, mitochondria, chloroplast. Unit 4 Progress Check: MCQ root tips growing in compact sand. A. The arrangement of the phospholipids in the bilayer creates a semi-permeable barrier that selectively allows certain molecules to pass through while preventing others from entering or leaving the cell. You need to answer all of the questions because a blank answer is a wrong answer. Water is a small, polar molecule that can move across the membrane in small quantities, but it needs the help of aquaporins and other proteins to cross the membrane in larger amounts. The molecules does not contain OH\mathrm{O}-\mathrm{H}OH bonds. Get unlimited access to this and over 100,000 Super . 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. Automakers have developed prototype gas turbine-powered vehicles, but the vehicles have not been generally marketed to consumers. 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. Click the card to flip Definition 1 / 158 that they create and maintain internal environments different from the external environments Click the card to flip Flashcards Created by grreverol Terms in this set (158) Life cycles are characterized by the timing of meiosis and the characteristics of the diploid and haploid generations. D. determining if gametes are multicellular or unicellular. The lysosomal enzymes will NOT become active, since there will be no active transport of H+ ions. https://library.fiveable.me/ap-bioStudy with friends using the #1 virtual studying platform for students! C. Chemical energy in the form of ATP AP Bio MCQ Unit 5. 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. 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. AP Biology Practice Test: Unit 4 Cell Communication & Cell Cycle. AP Bio Unit 3 MCQ 5.0 (2 reviews) Term 1 / 20 Aminolevulinate dehydratase (ALAD) is an enzyme that relies on zinc as a coenzyme. save. Use two additional treatments, one containing only ethyl alcohol and one containing only acetate. Which of the following functions is this cell type most likely specialized to perform? 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 Plant cell because it will become flaccid, B. Lesson 5 - Hydrometeorological and Coastal Pr, Did the tsarist policy toward minority groups, Functions of the hypothalamus and limbic syst, John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine, HESI Admission assessment A&P Practice test, ELA first 9 weeks unit 1 ( point of view part). Copyright Kaplan, Inc. All Rights Reserved. Page 4 of 5 Please respond on separate paper, following directions from your teacher. All gametes are unicellular, ruling out (D). Click the card to flip Definition 1 / 30 The production and secretion of proteins. Click the card to flip Definition 1 / 30 The production and secretion of proteins AP BIO - Unit 6 Topic Questions. If you are using assistive technology and need help accessing these PDFs in another format, contact Services for Students with Disabilities at 212-713-8333 or by email at [email protected]. Carbohydrates and Lipids Time to check your answers on Unit 1 Practice Questions Answers and Review!. Which of the following best predicts what will happen to the lysosomal enzymes if the proteins that transport H+ ions from the cytosol into the lysosome are damaged? (B) is the opposite of what we expect; it would be logical if it played a prominent role in digesting carbohydrates. (B) is the opposite of what we expect; it would be logical if it played a prominent role in digesting. C) It will act as a control for test tube 6 by showing the effect of the presence or absence of the enzyme. The plasma membrane is made of a phospholipid bilayer, composed of two layers of phospholipid molecules, with the hydrophobic tails facing inward and the hydrophilic heads facing outward. TheJovian67. B) The uncoupling protein in this tissue reduces the proton gradient across the membrane and thus produces heat to warm the animal without ATP production. Download free-response questions from past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. The ratio DECREASES from 0.86 to 0.63, because fewer stomata are needed at higher CO2 concentrations. Exam Date: may 2, 2022. D. The lysosome will repair the membrane and not die. D) The total system that includes photosynthetic organisms and the Sun becomes less ordered over time. If you saw a black sheep, you would be able to identify answer choices its phenotype for hair color its genotype for hair color the genotype of only one of its parents c. Carbon dissolved CO2 in aquatic ecosystems. Work for Kaplan This unit is all about the cell and parts of the cell! AP US History Exam: Period 6 Notes (1865-1898), AP Biology Stand Alone Question Stratgies. The researchers carefully removed the urea from the solution and determined that the enzyme had the original secondary and tertiary structure again. 2023 Fiveable Inc. All rights reserved. The endosymbiotic theory is summarized below. . AP Biology Unit 6 2021. a year ago by . Question 8. C(s)+CO2(g)2CO(g);H=172.5kJC(s) + CO_2(g) \rightleftharpoons 2CO(g); \Delta H^\circ = 172.5 kJC(s)+CO2(g)2CO(g);H=172.5kJ 2023 Fiveable Inc. All rights reserved. Of the statements listed, the only one that logically follows is (A): in carnivores, the cecum becomes unnecessary, and starts to shorten. AP is a registered trademark of the College Board, which has not reviewed this resource. Based on the figure which of the following statements best describes the relationship between regions 1 and 2 of the protein? 24 terms. The model is based on the idea that substrate molecules form favorable interactions with the amino acid side chains in an enzyme's active site. Which of the following best predicts the immediate result of adding more substrate to the reaction mixture at the point indicated by the arrow in Figure 3-3? and their velocities expressed in m/s are given by vA = 4i 2j + 2k, A) It will show whether the changes observed in group 1 depend on the metabolic activity of soil bacteria. c. How will the equilibrium system respond if additional 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. Advanced level Physics Past papers MCQ review" 1995-2020 Sinhala Medium ISBN 978-955-54899-6-6. https://play.kahoot.it/#/k/9b845f6e-d42a-434e-abed-a59973d4ceda. unit 6 progress check mcq ap lang answers. A The production and secretion of steroids B Dig into the structure and function of DNA, a theme that will recur through this course. Donate or volunteer today! AP Bio. Click link for practice quizzes in all content of AP BIO: Which of the following properly links the nutrient to its reservoir? What should a team of students do next to obtain data that are more inclusive? A.Ribosomes, cell membranes, nucleic acids, B. Energetics 3. D) The total system that includes photosynthetic organisms and the Sun become less ordered over time. The form of energy released in aerobic respiration is chemical energy in the form of ATP (E IV). 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 statements best explains the findings? A. D. The lysosome will repair the membrane and not die. At low concentrations of acetylcholine, a small increase in the substrate concentration results in a large increase in the reaction rate. However, the most critical organelles are: , The mitochondria is the site where cellular respiration occurs. AP Bio Unit 2: Cell Structure and Function Surface Area outside area of an object the area around the outside of a cell unit: m^2 Application in Living Things increased surface area = increased diffusion microvilli: increases absorption in intestines root hairs: increases water/nutrient absorption in plants 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? he following diagram shows energy transformations within a cell. Aminolevulinate dehydratase (ALAD) is an enzyme that relies on zinc as a coenzyme. Which tree shows a different evolutionary history for taxa AD than the other three trees? C) Some enzymes embedded in the thylakoid membrane catalyze the hydrolysis of ATP. Q. vB = i + 4j, vC = 2i + 2j + 4k. Students cultivate their understanding of biology through inquiry-based investigations as they explore topics like evolution, energetics, information storage and transfer, and system interactions. Ap Bio Unit 2 MCQ study guide 4.3 (21 reviews) Term 1 / 30 Which of the following functions is the cell type most likely specialized to perform? Ap Bio Unit 2 Practice TestStudy with Quizlet and memorize flashcards containing terms like FRQ #1: Describe the processes of fat, carbohydrate, and protein digestion and product absorption as they occur in the human mouth, stomach and small intestine. If water potential outside of the plant cell is higher than the water potential of the plant cells, C. If water potential outside of the plant cell is lower than the water potential of the plant cells, A.changing the permeability of the cell membrane, B. the opening and closing of the chloroplast, C. changing the permeability of the cell wall, Multiple Choice Practice for Cell Structure and Function Concepts. Which of the following statements best helps justify the researcher's claim by providing a relevant example? AP Biology Unit 1 11th - 12th grade Played 2080 times 76% average accuracy Biology a year ago by jdmay 4 Save Edit Live modes Start a live quiz Asynchronous learning Assign homework 43 questions Preview Show answers Question 1 900 seconds Q. Organic chemistry is a science based on the study of answer choices functional groups. The cell is unable to complete reactions related to electron transport and ATP production. B) The amount of product will decrease until the reaction reaches its equilibrium point or the enzyme has been used up by the reaction. B) Yeast cells produce DNA polymerases, which are enzymes that catalyze the conversion of free nucleotides into strands of DNA. Plant cell because it will become flaccid, C. Animal cell because it will become turgid, A. The Course challenge can help you understand what you need to review. Other sets by this creator. The endosymbiotic theory is where organelles that were once free-living prokaryotic cells became engulfed and serve a purpose now inside the cell. Now, heat is transferred to refrigerant-134a until the temperature is 15^\circ{}C. B. If you're seeing this message, it means we're having trouble loading external resources on our website. The Citric Acid/Krebs Cycle happens in the matrix of the mitochondria, and oxidative phosphorylation, with the help of the electron transport chain, occurs in the inner membrane. One of the researchers proposes using oxygen gas production to measure reaction rates. What form of energy is represented by E II? The engulfed prokaryote then formed an Endosymbiotic relationship with the eukaryotic host. 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). SComplete study guide/review with practice. The production and secretion of proteins. masses of sub-satellites A,B, and C are 4 kg, 6 kg, and 8 kg, respectively, A) The uncoupling protein in this tissue increases the production of ATP and causes more body heat to be produced to warm the animal. A) Function will be disrupted by adding the urea and regained by removing the urea. 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. AP Biology Unit 6 MCQ Flashcards | Quizlet. 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. The two stages of photosynthesis are the light-dependent reaction and the light-independent reaction. Which of the following functions is the cell type most likely specialized to perform? a. 9th - 12th grade . 30 seconds. A researcher claims that the incorporation of carbon dioxide into organic molecules during photosynthesis does not violate the second law of thermodynamics. C. determining when in the life cycle fertilization occurs. What is the value of KpK_pKp? C) Some plasmids cannot exist in a bacterial cell with certain other plasmids. AP Biology - Unit 2 3.0 (1 review) Term 1 / 158 What do growth, reproduction, and homeostasis requires that cells do? Test your knowledge of the skills in this course. The reaction occurring in organelle A is photosynthesis, as indicated by the splitting of water and fixation of CO2. Some substances can pass through there an actual cell membrane much faster than they passed through the artificial membrane in the study. The production and secretion of proteins AP Biology Unit 6 MCQ. Not on this quizlet: 16 A. Our mission is to provide a free, world-class education to anyone, anywhere. Create engaging Jeopardy-style quiz games in minutes or. The multiple-choice section of the AP English Language and Composition exam is the first part of the exam; you will complete it before you start to write the three essays. Mitochondria are surrounded by a double membrane. Question 2 Answer The correct choice is C Unit 6 MCQ Part B, #1 Study with Quizlet and memorize flashcards containing terms like Let f be the function given by f(x)=x2+1x+x+5. Which of the following best describes the contents expected to be contained in one of the five control test tubes based on Figure 3-2? It is known that f is increasing on the . Welcome to Unit 2 AP Biology Multiple Choice Questions! Click here for the practice questions: B. 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. Review of Timed AP Exam Practice #1 AP Biology Practice Questions-The Chemical Structures Of Life Full Guide to AP Prep Books: BARRON'S VS.
