Bio 1150 exam - Study guides, Class notes & Summaries

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BIO 1150 Exam 3 - Questions with Verified Answers
  • BIO 1150 Exam 3 - Questions with Verified Answers

  • Exam (elaborations) • 15 pages • 2023
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  • BIO 1150 Exam 3 - Questions with Verified Answers Derived traits of land plants Alternation of generations Multicellular, dependent embryos Walled spores produced in sporangia Multicellular gametangia Apical meristems Symbiotic relationships with fungi Cuticle A waxy covering on the surface of stems and leaves that acts as an adaptation to prevent desiccation in terrestrial plants. Lignin Substance in vascular plants that makes cell walls rigid Sporophyte The stage in the life cycle of a plant ...
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BIO 1150 Exam 2 - Questions with Verified Answers
  • BIO 1150 Exam 2 - Questions with Verified Answers

  • Exam (elaborations) • 11 pages • 2023
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  • BIO 1150 Exam 2 - Questions with Verified Answers Is the pulmonary vein oxygenated or deoxygenated? Oxygenated Do atria have thick or thin walls? Thin Do ventricles have thick or thin walls? Thick Cardiac cycle A complete heartbeat consisting of contraction and relaxation of both atria and both ventricles Systole Contraction of the heart Diastole Relaxation of the heart Stroke volume The volume of blood pumped from a ventricle of the heart in one beat Cardiac output The volume of blood pumped i...
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BIO 1150 Exam 4 - Questions with Verified Answers
  • BIO 1150 Exam 4 - Questions with Verified Answers

  • Exam (elaborations) • 9 pages • 2023
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  • BIO 1150 Exam 4 - Questions with Verified Answers Species transplant organisms that are intentionally or accidentally relocated from their original distribution Biotic factors that affect the distribution of organisms Predation Herbivory Competition Abiotic factors that affect the distribution of organisms Temperature Water Sunlight Wind Rocks and Soil How does temperature affect cells and proteins? Cells can freeze and rupture, proteins denature in hot temperatures Salinity A measure of the am...
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BIO 1150 Exam 1 - Questions with Verified Answers
  • BIO 1150 Exam 1 - Questions with Verified Answers

  • Exam (elaborations) • 8 pages • 2023
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  • BIO 1150 Exam 1 - Questions with Verified Answers Postzygotic barrier A reproductive barrier that prevents hybrid zygotes produced by two different species from developing into viable, fertile adults Morphological species concept A definition of species in terms of measurable anatomical criteria. Ex. body shape and other structures Ecological species concept A definition of species in terms of ecological niche, the sum of how members of the species interact with the nonliving and living parts o...
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BIO 1150 Exam 4 questions and answers graded A+
  • BIO 1150 Exam 4 questions and answers graded A+

  • Exam (elaborations) • 4 pages • 2023
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  • BIO 1150 Exam 4 questions and answers graded A+ What are four ways that a psychoactive drug may alter normal neurotransmitter signaling? -drug may stimulate release of neurotransmitter and enhance response of receiving neuron -drug may inhibit release of neurotransmitter and dampen response of neuron -may increase and prolong effect of neurotransmitter -drug may bind to receptor and effect activity of receiving neuron What is a gene? -segment of DNA on a chromosome that directs synt...
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MCDB 1150 FINAL EXAM QUESTIONS & ANSWERS 2023/2024
  • MCDB 1150 FINAL EXAM QUESTIONS & ANSWERS 2023/2024

  • Exam (elaborations) • 12 pages • 2023
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  • MCDB 1150 FINAL EXAM QUESTIONS & ANSWERS 2023/2024 unifying big ideas of bio - ANSWER--organisms are made of cells -living themes evolve (related by common ancestory) -living things process info descent with modification - ANSWER-characteristics of species change over time evolution - ANSWER-change in characteristics of a population over time -not independent -not fixed through time natural selection - ANSWER-variation in heritable traits among individuals within a population ...
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