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- Chemistry
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    - Periodic Table 231
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    - Coordination Compounds 23
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    - Acids and Bases 74
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    - Ketones 4
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    - Amines 3
    - Organic Biomolecules 17
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  - Analytical Chemistry
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    - Titrations 3
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    - Chromatography 5
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  - Biochemistry
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    - Proteins 31
    - Enzymes 24
    - Lipids 49
    - Nucleic Acids 8
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  - Polymer Chemistry
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  - Theoretical Chemistry
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    - Statistical Mechanics 12
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    - Reaction Dynamics 125
    - Electronic Structure 57
    - Molecular Dynamics 18
    - Spectroscopy Theory 1
  - Medicinal Chemistry
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    - Pharmacokinetics 42
    - Pharmacodynamics 19
    - Drug Metabolism 7
    - Enzyme Inhibition 26
    - Receptor Binding 12
    - Structure Activity 11
    - Prodrugs 5
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  - Green Chemistry
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    - Energy Efficiency 13
    - Catalysis 1
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    - Solvent Reduction 10
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  - Materials Chemistry
    - Crystal Structure 51
    - Band Theory 7
    - Materials Polymers 2
    - Ceramics 5
    - Composites 2
    - Nanomaterials 9
    - Biomaterials 3
    - Corrosion 28
    - Alloys 11
    - Superconductors 1
    - Thin Films 1
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- Biology
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    - Theories of Evolution 13
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    - Variation 27
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    - Succession 24
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    - Nematoda 17
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    - Echinodermata 19
    - Chordata 13
    - Fish 27
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    - Birds 61
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    - Bioinformatics 6
    - GMOs 12
    - Proteomics 1
    - Metabolomics 3
  - Molecular Biology
    - Biological Biomolecules 17
    - Carbohydrates 29
    - Biochemical Lipids 2
    - Bio Proteins 12
    - Bio Enzymes 3
    - Bio Nucleic Acids 21
    - Biochemical Vitamins 36
    - Bio Minerals 5
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    - Cellular Respiration 112
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    - Fertilization 48
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- Earth and Space Science
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    - Fossils 8
    - Geological Time 23
    - Geomorphology 10
    - Natural Resources 28
  - Meteorology
    - Metrological Atmosphere 12
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    - Climate System 3
  - Soil Science
    - Soil Formation 3
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    - Soil Physics 1
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- Astronomy
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    - Asteroids 14
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  - Cosmology
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    - Universe Expansion 2
    - Cosmological Models 4
  - Exoplanets
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    - Planet Types 6
    - Atmospheres 1
  - Astrobiology
    - Extremophiles 1
    - Habitable Zones 1
    - Biosignatures 4
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  - Celestial Mechanics and Orbits
    - Orbital Motion 7
    - Kepler Laws 3
    - Newton Laws 60
    - Orbital Gravity 1
    - Eclipses 7
    - Retrograde Motion 3
    - Perturbations 5
    - Orbital Resonance 5
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11th Grade Cosmic Rays Quizzes, Questions & Answers

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Astronomy Exam 2 Part 2

There’s so much to learn about the universe because it continues to change and has very mysterious things. For example there is a mysterious form of matter that cannot be detected by normal means. The Astron 100...

Questions: 10 | Attempts: 150 | Last updated: Aug 22, 2024

Sample Question
Which of the following nuclear fuels does an one solar mass star use over the course of its entire evolution?

A. hydrogen and helium

B. hydrogen

C. hydrogen, helium and carbon

D. hydrogen, helium, carbon, and neon

E. hydrogen, helium, carbon, neon, and oxygen