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14 worksheets · Save $8.40 (20%) · prices shown inside the bundle

1. 01
   9th Grade Science | Membrane Transport Worksheet (PDF+ Answer Key)

   Grade 9 · Science · 11 Pages

   • Describe mechanisms of transmembrane movement including passive diffusion, facilitated transport, and active transport.
   • Explain the role of membrane composition and transport proteins in cellular homeostasis.
   • Analyze how concentration gradients and membrane permeability influence transport efficiency.

   +1 more
   $2.40$3.00Preview
2. 02
   Grade 9 Science | Population Genetics Worksheet (PDF+ Answer Key)

   Grade 9 · Science

   • Understand how allele frequencies change under different evolutionary forces such as selection, drift, migration, and mutation.
   • Explain the Hardy-Weinberg equilibrium as a null model in population genetics.
   • Describe the concepts of fitness landscapes, selection coefficients, and effective population size.

   +1 more
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3. 03
   9th Grade Science | Ecosystem Cycling Worksheet (PDF+ Answer Key)

   Grade 9 · Science

   • Describe the interactions among organisms and abiotic components that drive material cycling in ecosystems.
   • Explain the processes of carbon and nitrogen cycles and their significance in ecosystem function.
   • Analyze how perturbations like nutrient enrichment, habitat alteration, and invasive species affect community structure and ecosystem dynamics.

   +1 more
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4. 04
   Grade 9 Science | Energy Pathways Worksheet (PDF+ Answer Key)

   Grade 9 · Science

   • Explain the processes of ATP production in cellular energy pathways.
   • Analyze the coupling mechanisms of catabolic and anabolic reactions.
   • Compare the roles of photosynthetic and respiratory electron transport chains.

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5. 05
   9th Grade Science | Ecosystem Dynamics Worksheet (PDF+ Answer Key)

   Grade 9 · Science

   • Understand the complex responses of ecosystems to multiple factors such as climate change, land use, and species introduction.
   • Analyze trophic interactions, feedback loops, and material fluxes that influence ecosystem stability.
   • Evaluate the concepts of resilience, regime shifts, and thresholds within ecological systems.

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6. 06
   9th Grade Science | Molecular Inheritance Worksheet (PDF+ Answer Key)

   Grade 9 · Science

   • Describe the molecular mechanisms of DNA replication, transcription, RNA processing, and translation.
   • Explain how sequence variation and mutations influence gene expression and protein function.
   • Apply molecular models and sequence reasoning to predict phenotypic effects of allelic changes.

   +1 more
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7. 07
   9th Grade Science | Genetic Transmission Worksheet (PDF+ Answer Key)

   Grade 9 · Science

   • Explain the mechanisms of inheritance including chromosomal behavior during meiosis.
   • Analyze Mendelian patterns and deviations such as incomplete dominance, codominance, and linkage.
   • Use Punnett squares, pedigrees, and probability to predict genotypic and phenotypic ratios.

   +1 more
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8. 08
   Grade 9 Science | Photosynthetic Capture Worksheet (PDF+ Answer Key)

   Grade 9 · Science

   • Describe the molecular mechanisms underlying photosynthetic light absorption by pigments.
   • Explain the energy transfer process among photosynthetic pigments and the role of photosystems.
   • Analyze factors affecting photosynthetic efficiency, including light wavelength, intensity, and environmental variables.

   +1 more
   $2.40$3.00
9. 09
   9th Grade Science | Organelle Function Worksheet (PDF+ Answer Key)

   Grade 9 · Science

   • Identify the major organelles involved in cellular processes and their specific functions.
   • Explain how internal structures like folded membranes contribute to metabolic efficiency.
   • Compare and contrast organelle structures such as mitochondria and chloroplasts.

   +1 more
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10. 10
    9th Grade Science | Evidence for Evolution Worksheet (PDF+ Answer Key)

    Grade 9 · Science

    • Interpret multiple lines of evidence supporting the theory of evolution, including fossil records, comparative anatomy, biogeography, and molecular data.
    • Describe mechanisms like natural selection, genetic drift, gene flow, and mutation that drive evolutionary changes.
    • Apply models linking selective pressures to population responses and evaluate scenarios such as antibiotic resistance and environmental adaptations.
    $2.40$3.00