Biology Midterm Exam Study Guide
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Questions and Answers

What defines a hypothesis in scientific research?

  • An educated guess that can be tested (correct)
  • A detailed report of experimental results
  • A summary of existing theories
  • A proven fact that is universally accepted
  • What role do ribosomes play in the cell?

  • They store genetic material
  • They regulate transport in and out of the cell
  • They help in cell division
  • They are the site of protein synthesis (correct)
  • How does the pH scale indicate acidity or basicity?

  • Neutral is represented by values above 7
  • Values below 7 are acidic, 7 is neutral, above 7 are basic (correct)
  • Values above 7 are acidic, 7 is neutral, below 7 are basic
  • All values on the scale represent acidity
  • What are the products of cellular respiration?

    <p>Carbon dioxide and water</p> Signup and view all the answers

    What distinguishes prokaryotic cells from eukaryotic cells?

    <p>Prokaryotic cells lack a nucleus</p> Signup and view all the answers

    Which process involves the engulfing of substances into a cell?

    <p>Endocytosis</p> Signup and view all the answers

    Which stage of cellular respiration follows glycolysis?

    <p>Krebs cycle</p> Signup and view all the answers

    What is the purpose of using the metric system in scientific research?

    <p>It facilitates uniformity and accuracy in measurements</p> Signup and view all the answers

    Which of the following best describes enzymes?

    <p>They act as biological catalysts accelerating reactions</p> Signup and view all the answers

    What occurs during telophase in mitosis?

    <p>Nuclear envelopes begin to reform around separated chromosomes</p> Signup and view all the answers

    Study Notes

    Biology Midterm Exam - Study Guide

    • Review session scheduled to go over study guide

    • Students welcome to ask questions and get help during 9th hour

    • Vocabulary to be familiar with

      • Quarter 1: Intro to Biology & Lab Report Format
        • Raw Data
        • Hypothesis
        • Variable
        • Theory
        • Research Question
        • Characteristics of living things
        • Homeostasis
        • Molecules
        • Importance of metric system in research
      • Quarter 1: Chemistry of Life
        • Protons
        • Neutrons
        • Electrons
        • Compound
        • Valence electrons
        • pH scale (acid, neutral, base example)
        • Atoms
        • Product (chemical reaction)
        • Labeling reactions (CO2 + H2O → H2CO3)
        • Activation energy
        • Enzymes
      • Quarter 1: Cells
        • Cell theory
        • Electron microscope
        • Nucleus
        • Lysosomes
        • Ribosomes
        • Cell membrane/phospholipid bilayer
        • Active transport
        • Endocytosis
        • Exocytosis
        • Prokaryote vs. eukaryote comparison
      • Quarter 2: Cellular Respiration and Photosynthesis
        • Heterotrophs
        • Autotrophs
        • Electron carriers (in cellular respiration & photosynthesis)
        • Products & waste products of photosynthesis
        • Photosynthesis energy source
        • Steps in cellular respiration (starting with glycolysis)
        • Products & waste products of cellular respiration
        • Aerobic respiration
        • Glycolysis
        • Krebs Cycle
        • Electron transport chain
        • Lactic acid fermentation
      • Quarter 2: Cellular Division
        • Interphase
        • S phase
        • M phase
        • G₁ phase
        • G₂ phase
        • Cellular division
        • Centromere
        • Mitosis (Prophase, Metaphase, Anaphase, Telophase)
        • Cytokinesis
        • Meiosis (Prophase I, Metaphase I, Anaphase I, Telophase I, Prophase II, Metaphase II, Anaphase II, Telophase II)
        • Apoptosis
        • Central dogma of protein synthesis
        • DNA nucleotides & pairing
        • RNA nucleotides & pairing
      • Quarter 2: Genetics
        • Alleles
        • Heterozygous
        • Homozygous
        • Punnett squares (genotype, phenotype, ratios, probability)
        • Codominance
        • Incomplete dominance
        • Diploid
        • Haploid
        • Pedigree charts (3 generations, labeled, shaded)
    • Additional information will be covered on additional pages

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    Description

    Prepare for your Biology midterm exam with this comprehensive study guide. Review key vocabulary from the first quarter, including concepts from the introduction to biology, chemistry, and cell theory. Join the review session to ask questions and solidify your understanding of the material.

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