Each question will have 5 possible answers. Chloroplasts and some prokaryotes share similar photosynthetic reactions. AP Biology Unit 6 2021. a year ago by . Dig into the structure and function of DNA, a theme that will recur through this course. AP Biology Unit 2: Cell Structure & Function Practice Test . Of the statements listed, the only one that logically follows is (A): in carnivores, the cecum becomes unnecessary, and starts to shorten. 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. Plant cell because it will become flaccid, B. The transport of GLUCOSE molecules against a concentration gradient. AP Biology - Unit 2 3.0 (1 review) Term 1 / 158 What do growth, reproduction, and homeostasis requires that cells do? PDF Unit 2 progress check mcq ap human geography quizlet. D) Repeating the experiment using heat-denatured peroxidase. pressure in the system is 6.406.406.40 atmatmatm, what are the partial pressures mark mester engaged You are allowed to use this resource on the AP Biology Exam. Donate or volunteer today! What form of energy is represented by E II? The cecum is a portion of the large intestine located near the junction of the small intestine and the large intestine. A) The active site of AChE is specific for acetylcholine, and only one substrate molecule can occupy the active site at a time. Researchers investigated the effect of urea on the three-dimensional structure of a certain enzyme. Repeat the process with other salt concentrations. Sensory pathways begin with the reception of sensory information, in which the stimulus is detected by sensory cells. [RELATED: AP Biology Data Question Strategies ]. Which test tubes are controls in the experiment based on Table 3-1? Browse AP Biology exam prep resources including unit reviews, big ideas, free response help, and practice questions. Download free-response questions from past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. 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). 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. Which of the following data would best refute this alternative hypothesis? 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). A) Organisms contain enzymes that lower the activation energies of specific chemical reactions https://play.kahoot.it/#/k/9b845f6e-d42a-434e-abed-a59973d4ceda. 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. Exam Date: may 2, 2022. This unit is all about the cell and parts of the cell! 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. 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 data on cecum length and diet are insufficient to draw conclusions about the relatedness of species, so rule out (C) and (D). c. Carbon dissolved CO2 in aquatic ecosystems. Water will rush into the lysosome causing it to burst. 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. 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 functions is the cell type most likely specialized to perform? It is known that f is increasing on the . D. Chemical energy released by glycolysis. Subcellular and organelle components are especially important to know because they pop up throughout the year. 2023 Fiveable Inc. All rights reserved. Thank you for being Super. A set of five additional test tubes were prepared and used as controls. A) The uncoupling protein in this tissue increases the production of ATP and causes more body heat to be produced to warm the animal. 24 terms. AP Biology Practice Test: Unit 7 Natural Selection. Cell membranes, nucleic acids, mitochondria, A.rough endoplasmic reticulum, nucleus, lysosome, C. Golgi complex, rough endoplasmic reticulum, ribosomes, D. Golgi complex, mitochondria, chloroplast. The valinomycin treatment caused a decrease in the activity of the mitochondria. When beetroot cells are placed in a solution with cellulase, the solution remains clear. Learn AP Biology using videos, articles, and AP-aligned multiple choice question practice. Super resource. Which of the following observations best supports the model? A) pH 4 buffer solution and hydrogen peroxide only. Which of the following transport mechanisms will be affected most directly by a temporary shortage of ATP molecules inside the cell? Test your knowledge of the skills in this course. 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). B. comparing the diploid and haploid forms of the organism. DBQ. carbon at 900C900^\circ C900C is added to the reaction system? Water enters the cell causing it to swell, C. Water leaves the cell causing the solution to become more hypertonic, A. Review the fundamentals of biochemistry, cell biology, genetics, evolution, and ecology, and develop scientific thinking skills as you explore the study of life. Which of the following observations best supports the claim that mitochondria evolved from once-free-living prokaryotic cells by the process of endocytosis? B) European flycatcher hatchlings begin to need energy to leave the nest only after the caterpillars have turned into pupae. Ap Bio Unit 6 Progress Check: MCQ Flashcards. the amount of energy required to raise the temperature of 1 gram of water by 1 degree C. the amount of energy released by metabolism of one gram of glucose. C) Photosynthetic organisms use the organic molecules during photosynthesis for growth and repair. COVID-19 Updates The two stages of photosynthesis are the light-dependent reaction and the light-independent reaction. Automakers have developed prototype gas turbine-powered vehicles, but the vehicles have not been generally marketed to consumers. Why? Carbohydrates and Lipids Time to check your answers on Unit 1 Practice Questions Answers and Review!. At 900C900^\circ C900C, KcK_cKc is 0.238. Which of the following conclusions about increasing the number of folds in the inner mitochondrial membrane is best supported by the results of the experiment? 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. Other sets by this creator. To do this, materials must be able to move in and out of the cell as needed, and this movement is facilitated by the plasma membrane. There are several different types of membrane transport: Water potential is the tendency for water to move in one direction or another. Which of the following claims about the origin of euglenid chloroplast is best supported by the 3- membrane structure of the envelope? 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. Which of the following claims about the effects of the valinomycin treatment is best supported by the data presented in the table? carbon monoxide, carbon dioxide, and solid carbon. I_am_failing. 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. The endosymbiotic theory is summarized below. C) Function will be gained by adding the urea and disrupted by removing the urea. D) they r embedded in the phospholipid bilayer. Jutta Marateo-Gonzalez. Terms and Conditions C) It will act as a control for test tube 6 by showing the effect of the presence or absence of the enzyme. AP is a registered trademark of the College Board, which has not reviewed this resource. Chemical energy being stored in the bonds of glucose Suppose that in sheep, a dominant allele (B) produce black hair and a recessive allele (b) produce white hair. 2213, what is the current with S1S_1S1 closed? A) Yeast cells produce protein kinases, which are enzymes that catalyze the transfer of phosphate groups from ATP to protein substrates. A zinc ion binds to the ALAD active site, where it forms favorable interactions with the side chains of three amino acids. The reaction occurring in organelle B is cellular respiration, as indicated by the release of energy stored in the bonds of glucose. 9th - 12th grade . 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. light reactions photophosphorylate ADP, while the Calvin cycle produces ATP. Which of the following indicates where testosterone enters the cell and why is able to cross at that point? QuebedeauxJ21. Which of the following functions is this cell type most likely specialized to perform? masses of sub-satellites A,B, and C are 4 kg, 6 kg, and 8 kg, respectively, C) It changes the three-dimensional structure of the active site so that ALAD is no longer compatible with its substrate. A) Some antibiotics inhibit the synthesis of bacterial cell walls. C) Some enzymes embedded in the thylakoid membrane catalyze the hydrolysis of ATP. Copyright Kaplan, Inc. All Rights Reserved. AP Biology Unit 2 | Cell Structure - Quizizz Play this game to review Cell Structure. Which of the following models shows how cholesterol molecules most likely interact with the phospholipid by layer of a cells plasma membrane? D) The amount of product will increase without stopping because the enzyme will be unchanged by the reaction. Browse AP Biology exam prep resources including unit reviews, big ideas, free resp. 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. A zinc ion binds to the ALAD active site, where it forms favorable interactions with the side chains of three amino acids. D. The lysosome will repair the membrane and not die. There are different types of transport proteins, including channels, pumps, and carriers, which work to transport molecules in different ways. Study with Quizlet and memorize flashcards containing terms like Let f be the function given by f(x)=x2+1x+x+5. C) Female European flycatchers require energy to lay eggs, so they lay their eggs when the caterpillar biomass is maximal. Compare the graphs of these two treatments to the original graph. It increases the surface area available for ATP production, which results in faster cell growth. 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? 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. Light reactions, which convert solar energy into chemical energy (ATP, NADPH) in the thylakoid membranes, fuel the Calvin cycles production of sugars in the stroma. Use two additional treatments, one containing only ethyl alcohol and one containing only acetate. AMP-activated protein kinase (AMPK) is a major cellular regulator of glucose metabolism. 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 Some carbon dioxide is added to the hot carbon and https://ybcmd.rentinghouses.it/unit-3-progress-check-mcq-part-a-ap-physics-quizlet.html Ap European History Unit 3 Progress Check Mcq AP BIO Unit 3 Released FRQs 2017 #7 2017 #7 Answer Key 2015 #2 2015 #2 Answer Key 2015 #2 Answer Key Cont 2014. . c. How will the equilibrium system respond if additional 2023 Fiveable Inc. All rights reserved. C. determining when in the life cycle fertilization occurs. That means it should take you around 22 minutes to complete 15 questions. Create engaging Jeopardy-style quiz games in minutes or. Link to google doc with pictures: https://docs.google.com/document/d/1PwIJR9rrGvUy6aj5o4boqlzjh2HPbukkgoSELLUmvT0/edit. . own thrust capabilities, to perform research on tether propulsion. B) The amount of product will decrease until the reaction reaches its equilibrium point or the enzyme has been used up by the reaction. The cell is unable to complete reactions related to electron transport and ATP production. Others help to maintain the structural integrity of the membrane, providing rigidity and support. Press & Media 23 terms. C) Yeast cells produce invertase, which is an enzyme that catalyzes the conversion of the disaccharide sucrose into glucose and fructose. Based on the information provided, Gaucher disease results most directly from a defect in the function of which of the following organelles? . 1, because testosterone is nonpolar and can diffuse through the membrane. Unit 2: Cells & Cellular Transport Test Practice Test Unit 3: METABOLISM AND PLANT TEST Lecture & Video REVIEWs Click for Chapter 8 REVIEW Practice Questions unit_3_-_metabolism___plants_practice_test.pdf Download File FRQ PRACTICE IS BELOW. Phycobiliproteins are a complex of accessory pigments and proteins found in cyanobacteria but not in green algae. 1.1 | Structure of Water and Hydrogen Bonding 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. C. The pH of the cell will denature the hydrolytic enzymes. 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. B. Hydrolytic enzymes leak into the cytoplasm causing digestion of vital proteins. Now, heat is transferred to refrigerant-134a until the temperature is 15^\circ{}C. Which of the following cellular deficiencies would most likely be related to these MT-ND1 mutations? If the pressure potential of the leaves increased to 1 Mpa, B. Energetics 3. The 2020 free-response questions are available in theAP Classroom question bank. ap bio unit 2 progress check MCQ 5.0 (1 review) Term 1 / 30 A certain type of specialized cell contains an unusually large amount of rough endoplasmic reticulum (ER). B) Yeast cells produce DNA polymerases, which are enzymes that catalyze the conversion of free nucleotides into strands of DNA. A) Evidence that some of the earliest eukaryotes used oxygen to produce ATP by cellular respiration 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. 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. Begin your AP Biology journey with an introduction to the basic building blocks and necessary components of life: water, necessary elements, and biological macromolecules. B. AP US History Exam: Period 6 Notes (1865-1898), AP Biology Stand Alone Question Stratgies. C) The amount of product will increase until the reaction reaches its equilibrium point or until the substrate is used up by the reaction. Hufflepuff_Hamilton. If the total Work for Kaplan A. Radiant energy in the form of photons 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. Because the question specifies that oxygen is required, the process depicted must show aerobic respiration rather than glycolysis. D) A molecule with negative charges interacts with positively charged side chains in the enzyme's active site. Quizlet NAME 20 Multiple choice questions 1. If the pressure potential of the leaves increased to 1 Mpa, B. Click here for the practice questions: B. B. 56% average accuracy. Which of the following statements best helps justify the researcher's claim? At high temperatures, a dynamic equilibrium exists between Which of the following actions will provide a negative control for the investigation based on Figure 3-1? What should a team of students do next to obtain data that are more inclusive? 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. All gametes are unicellular, ruling out (D). Actual cell membranes have a variety of proteins embedded in the membrane that are absent in the artificial membrane. AP Euro Unit 2 Quiz ProProfs Quiz. In this case, osmoregulation allows cells to maintain their internal solute balance. Ap Bio Ch 18 Reading Guide Answers (PDF). Embryonic development, (A), does not reveal either of these characteristics, nor does fertilization, (C). B. light reactions produce NADPH and ATP, while the Calvin cycle produces sugar. Click here for the practice questions: AP Biology Unit 2 Multiple Choice Questions. or. Question 8. A) Function will be disrupted by adding the urea and regained by removing the urea. , 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. The enzyme did not appear to have a secondary or tertiary structure. . Because the question specifies that oxygen is required, the process depicted must show aerobic respiration rather than glycolysis. A. A The production and secretion of steroids B It's Free, Easy and Loads of fun! Create your own unique website with customizable templates. B) ATP synthase activity depends on a proton gradient across the thylakoid membrane. vB = i + 4j, vC = 2i + 2j + 4k. Ap Bio Unit 6 Progress Check: MCQ Flashcards. Which way would the purple molecules move through the semi-permeable membrane? Which of the following types of evidence will best support the researcher's claim, based on Figure 3-5? D. Chemical energy released by glycolysis 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. A) The amount of product will increase until the reaction rate goes to zero. 24 terms . (Click on the image to see a larger version) Check out the AP Bio Unit 2 Replays or watch the 2021 Unit 2 Cram. Period7langhart. The piston that is free to move has a mass of 12 kg and a diameter of 25 cm. 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). Download free-response questions from past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. the amount of energy contained in one gram of fat. 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. 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 results, One hour after membrane fusion, best supports the alternative hypothesis that the cell membrane is a fluid mosaic? Have a test coming up? At low concentrations of acetylcholine, a small increase in the substrate concentration results in a large increase in the reaction rate. A) It will show whether the changes observed in group 1 depend on the metabolic activity of soil bacteria. C) Some plasmids cannot exist in a bacterial cell with certain other plasmids. 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? If the transformation depicted in organelle B requires oxygen, what form of energy is represented by E IV?