BIOL 311

State University Of New York - Binghamton

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BIOL 311 Exam 3 Study Guide Questions With 100% Correct Answers 2026 Updated.
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    BIOL 311 Exam 3 Study Guide Questions With 100% Correct Answers 2026 Updated.

  • Peter Mitchell - Answer Nobel Prize in 1978 for chemiosmosis Rudolph Virchow and Elie Metchnikoff - Answer Rudolph - WBC - RBC recognized inside → saw this and realized WBC were "giving birth" to RBC → actually Heterophagy Metchnikoff - "eat or be eaten" - lysosomes, Phagocytosis, Discovered heterophagy Joseph Priestly - Answer photosynthesis. discovered a relationship between plants and animals using a flask with a mouse and a mint leaf and candle ...
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BIOL 311 Exam 1 Binghamton Study Guide and All Correct Answers Graded A+.
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    BIOL 311 Exam 1 Binghamton Study Guide and All Correct Answers Graded A+.

  • 1. Bright field microscopy/compound light microscopy - Answer Dark Specimen, bright viewing field requires staining 1. Cryostat - Answer A chamber that can maintain low temperatures, preserves frozen tissue samples that can then be sliced 1. Phase contrast microscope - Answer observes living cells, light changes speed when travelling through extracellular structures, suitable for single cells or thin tissue not thicque 1. Nomarski/Differential Interference Contrast - A...
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Binghamton University - BIOL 311 - Exam 2 – RVB Final Test Questions and Actual Answers 2026 Updated.
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    Binghamton University - BIOL 311 - Exam 2 – RVB Final Test Questions and Actual Answers 2026 Updated.

  • What is Molecular Biology - Answer A group of processes and techniques used to manipulate, analyze, expand, and express nucleotide sequence to understand/control gene function Genomics - Answer Wide reaching expansive term, key element is genes Gene transfects - Answer Inserting intact genes through viruses, liposomes, nanoparticles Example of gene transfection - Answer GFP linked to a gene of interest Editing genes - Answer Adding or removing genes or s...
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Binghamton University - BIOL 311 - Test 4 – RVB Final Exam and Actual Detailed Answers 2025-2026 Updated.
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    Binghamton University - BIOL 311 - Test 4 – RVB Final Exam and Actual Detailed Answers 2025-2026 Updated.

  • Cytosekeleton - Answer Network of filaments that run throughout the cytoplasm, is dynamic and not static, can be a target for cancer (microtubules) What does the cytoskeleton do - Answer Gives the cell its shape and aids in movement, guide for vesicular transport and orientation of organelles where is Internal cytoskeleton - Answer Specific to Eukaryotes 3 Major components - Answer 1.) Actin filaments (microfilaments, smallest) 2.) Intermediate filaments (Medium...
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Binghamton university Exam 2 Bio 311 Test Questions Solved Correctly 2026 Updated.
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    Binghamton university Exam 2 Bio 311 Test Questions Solved Correctly 2026 Updated.

  • Langmuir Trough - Answer -used an experiment w/ pressure and proposed that a cell membrane could be a phospholipid bilayer (as opposed to monolayer) -1917 Danielle and Davson - Answer first formal model of a cell membrane -1935 -protein-phospholipid-protein sandwich with a polar pore lined w/ proteins what is the significance of the J.D. Robertson model? - Answer -used TEM -confirmed D/D model -found OsO4 on the membrane -suggested glycosylation 1960's/1970...
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Binghamton University - BIOL 311 - Test 1 – RVB Questions and Correct Answers 2025-2026 Edition.
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    Binghamton University - BIOL 311 - Test 1 – RVB Questions and Correct Answers 2025-2026 Edition.

  • Cell Biology and Society - Answer Core of most major advancements in medicine, has bioethical boundaries mRNA Vaccines and Covid-19 - Answer problem was that mRNA causes immune reactions and could be degraded - solution to change a few bases. Another problem, how to get mRNA into cells and express the protein? Pfizer/BioNTech and Moderna Katalin Kiriko - Answer Katalin Kiriko (doubted and demoted), made COVID mRNA vaccine, won Nobel prize in Physiology or medicine - 2023 ...
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Binghamton BIOL 311 Exam 3 Test Questions and All Actual Answers 2025-2026 Updated.
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    Binghamton BIOL 311 Exam 3 Test Questions and All Actual Answers 2025-2026 Updated.

  • Lysosomes - Answer Membrane bound organelles with roles involving the degrading/recycling of cellular waste, cellular signaling, and energy metabolism. Contain 40+ hydrolytic enzymes with optimum pH of 5.0 (acidic). Organelle that stains positively with acid phosphate (marker enzyme). Christian de Duve - Answer Discovered lysosomes with differential centrifugation. Results ended with a pellet. Intact pellets showed respiratory (mitochondrial) activity, while "injured" pellet...
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Cell Biol 311 Test 2 Assessment Questions And Already Passed Answers 2025-2026 Version.
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    Cell Biol 311 Test 2 Assessment Questions And Already Passed Answers 2025-2026 Version.

  • Milstein's group in 1972 used a cell free mRNA synthesis that showed when RER is added to the in vitro the protein is 20+ amino acids shorter than the mixture without RER. This was critical to the discovery of: hondrial targeting sequences b. signal peptidases/signal sequences c.SRP/SRP receptor d. Role of GTP/GDP in the RER protein synthesis e. Importance of trans-membrane potential across RER membrane and the role in protein synthesis - Answer Signal peptidases/ signal sequences ...
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BIOL 311 - Test 4 -Binghamton University Examination with Guaranteed Pass Solutions.
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    BIOL 311 - Test 4 -Binghamton University Examination with Guaranteed Pass Solutions.

  • Microtubules - Answer Involved in mitosis and in non-dividing cell often radiate out from a MTOC (microtubule organizing center) How much of proteins do actin filaments make up - Answer 10% in muscle cells, 1-5% in normal cells, most abundant protein in muscle cells Molecular weight of actin filaments - Answer 42000 - G-actin (globular) How many actin genes are there - Answer 6 in humans that each encode an isoform Alpha actin - Answer Associated with contractile struc...
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BIOL 311 Final Exam 3 Test Questions And 100% Correct Answers 2025-2026 Set.
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    BIOL 311 Final Exam 3 Test Questions And 100% Correct Answers 2025-2026 Set.

  • Lysosomes and proteasomes - Answer -Both degrade molecules, especially proteins Christian de Duve - Answer -Won Nobel Prize for discovering lysosomes -1955 -First to use a centrifuge to purify organelles -Created pellets (intact vs injured) -Intact showed respiratory activity due to mitochondria, injured showed hydrolytic activity due to lysosomes Lysosomes - Answer -Contain hydrolytic enzymes -Cleave to degrade most normal molecules/proteins -Enzymes not typical. Optimum p...
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