Create your own unique website with customizable templates. Cell Respiration Practice Questions AND ANSWER KEY for the questions are posted below. Unit 4 questions & answers for quizzes and tests - Quizizz Find and create gamified quizzes, lessons, presentations, and flashcards for students, employees, and everyone else. It originated from the incorporation of a photosynthetic prokaryote into a eukaryote cell by the TWO Endosymbiotic events. Subtraction of which of the following will convert gross primary productivity into net primary productivity? Below we provide practice questions for each type and strategies to find the correct answer in the alloted time. AP Biology Unit 6 MCQ. D) Function will be unaffected by the addition and removal of the urea. 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. 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? 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. A researcher claims that genetic variation provides organisms with the ability to survive and reproduce in different environments. Transport proteins are specialized proteins that are embedded in the plasma membrane and are responsible for the movement of specific molecules across the membrane. Which of the following types of evidence will best support the researcher's claim, based on Figure 3-5? 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. Mitochondria are surrounded by a double membrane. 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 reaction occurring in organelle A is photosynthesis, as indicated by the splitting of water and fixation of CO2. If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked. , 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. A. 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 In this case, osmoregulation allows cells to maintain their internal solute balance. The reaction occurring in organelle B is cellular respiration, as indicated by the release of energy stored in the bonds of glucose. In Fig. AP Bio MCQ Unit 5. There are different types of transport proteins, including channels, pumps, and carriers, which work to transport molecules in different ways. For your second answer, remember that efficiency is (energy output)/ (energy input). Ap Bio Ch 18 Reading Guide Answers (PDF). C) Some enzymes embedded in the thylakoid membrane catalyze the hydrolysis of ATP. Which of the following results, One hour after membrane fusion, best supports the alternative hypothesis that the cell membrane is a fluid mosaic? What is the value of KpK_pKp? Copyright Kaplan, Inc. All Rights Reserved. the system is brought to equilibrium at 900C900\circ C900C. 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). TheJovian67. Life cycles are characterized by the timing of meiosis and the characteristics of the diploid and haploid generations. A. 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. A) Function will be disrupted by adding the urea and regained by removing the urea. Period7langhart. In humans, blood pH is around 7.4, and a decrease in blood pH to 6.4 would be fatal. Which prediction of the effect of this disruption of cellular compartmentalization is most likely correct? D. Species B and C have a common ancestor, since the cecum in species B and C is approximately the same length. Include a substance known to block ATP use by the plasma membrane. Learn about the chemistry of life in unit 1 of the AP Biology course. I_am_failing. A) Organisms contain enzymes that lower the activation energies of specific chemical reactions (B) is the opposite of what we expect; it would be logical if it played a prominent role in digesting. Which of the following cellular deficiencies would most likely be related to these MT-ND1 mutations? Small, nonpolar molecules like nitrogen, oxygen, and carbon dioxide can freely pass through the membrane, while larger, polar molecules and ions need the help of proteins to cross the membrane. The Course challenge can help you understand what you need to review. Based on Figure 3-4, which of the following statements provides reasoning that supports the claim that brown fatty tissue keeps an animal warm? 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. A) Young European flycatchers hatch from eggs when caterpillar biomass is available for the young birds to consume and convert into energy for growth. https://play.kahoot.it/#/k/9b845f6e-d42a-434e-abed-a59973d4ceda. mark mester engaged You are allowed to use this resource on the AP Biology Exam. The ribosome, since all organisms need to synthesize proteins. A) The amount of product will increase until the reaction rate goes to zero. The engulfed prokaryote then formed an Endosymbiotic relationship with the eukaryotic host. The B. Exam Date: may 2, 2022. answer choices From the A side to the B-side From the B side to the A side none of the purple molecules would move they would move equally back and forth in a state of dynamic equilibrium Question 2 300 seconds Q. Answer the following questions about the various processes depicted in the diagram and about the cell in which they are occurring. Every AP Statistics Practice Test Available: Free and Official. 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? Donate or volunteer today! About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright . In an experiment, a solution of chloroplasts containing DPIP was divided among 4 tubes. The molecules does not contain OH\mathrm{O}-\mathrm{H}OH bonds. c. How will the equilibrium system respond if additional 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. Click the card to flip Definition 1 / 30 The production and secretion of proteins 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 form of energy released in aerobic respiration is chemical energy in the form of ATP (E IV). Not on this quizlet: 16 Actual cell membranes have a variety of proteins embedded in the membrane that are absent in the artificial membrane. Depending on the type of molecule being transported, the cell may need the help of a transport protein to facilitate its movement across the membrane. C) Evidence that some of the earliest organisms carried out photosynthesis without producing oxygen 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. The AP biology exam assesses content from each of four big ideas for the course: 1. A.water enters the cell causing it to sink, B. own thrust capabilities, to perform research on tether propulsion. The researchers carefully removed the urea from the solution and determined that the enzyme had the original secondary and tertiary structure again. AMP-activated protein kinase (AMPK) is a major cellular regulator of glucose metabolism. Press & Media B. light reactions produce NADPH and ATP, while the Calvin cycle produces sugar. Cell Resp. (Click on the image to see a larger version) Check out the AP Bio Unit 2 Replays or watch the 2021 Unit 2 Cram. Cell membranes, nucleic acids, mitochondria, A.rough endoplasmic reticulum, nucleus, lysosome, C. Golgi complex, rough endoplasmic reticulum, ribosomes. Which of the following actions will provide a negative control for the investigation based on Figure 3-1? A piston-cylinder device contains 0.85 kg of refrigerant-134a at -10^\circ{}C. C. determining when in the life cycle fertilization occurs. 2023 Fiveable Inc. All rights reserved. . Biology is brought to you with support from the Amgen Foundation. The endosymbiotic theory is where organelles that were once free-living prokaryotic cells became engulfed and serve a purpose now inside the cell. Begin your AP Biology journey with an introduction to the basic building blocks and necessary components of life: water, necessary elements, and biological macromolecules. 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 ssd@info.collegeboard.org. A) The thylakoid membrane is more permeable to carbon dioxide than to polar molecules. One way to determine the type of life cycle an organism has is by. 2023 Fiveable Inc. All rights reserved. The endosymbiotic theory is summarized below. Welcome to Unit 2 AP Biology Multiple Choice Questions! 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? C) The experiment can be repeated without guaiacol, which will reveal the effect of guaiacol on the reaction rates. Click link for practice quizzes in all content of AP BIO: Which of the following properly links the nutrient to its reservoir? Course and Exam Description Download AP Biology Course and Exam Description B) Some antibiotics inhibit protein synthesis in bacteria cells. C) Yeast cells produce invertase, which is an enzyme that catalyzes the conversion of the disaccharide sucrose into glucose and fructose. Researchers have found that substituting a lead ion for a zinc ion in the ALAD active site causes inhibition of ALAD. Unit 4 Progress Check: MCQ root tips growing in compact sand. 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. All organelles are essential, and students must understand all of them. Use two additional treatments, one containing only ethyl alcohol and one containing only acetate. D) Carbon fixation in the Calvin-Benson cycle takes place in the stroma of chloroploasts. Organisms that reproduce sexually exhibit zygotic, gametic, or sporic meiosis. If the pressure potential of the leaves increased to 1 Mpa, B. If the total Use the video below to help you with the pigment FRQ AP Biology Lab 4: Plant Pigments and Photosynthesis Suppose that in sheep, a dominant allele (B) produce black hair and a recessive allele (b) produce white hair. Now, heat is transferred to refrigerant-134a until the temperature is 15^\circ{}C. carbon monoxide, carbon dioxide, and solid carbon. Plant cell because it will become flaccid, B. Which of the following statements best explains the findings? AP Bio: AP Classroom Unit 2 MCQ Flashcards. unit 6 progress check mcq ap lang answers. The production and secretion of proteins B. A deep dive into how life on Earth originated, adapted, and flourished.
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