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EHS207

General Biochemistry for Environmental Health

This course introduces the fundamental principles of biochemistry and their relevance to environmental health. It explores the biochemistry of living cells, biological oxidation, and the electron transport chain. Students will learn about buffers, acidity, alkalinity, pH, and pKa values in cellular metabolism. The course also covers the metabolism of carbohydrates, proteins, lipids, and nucleic acids, providing a foundation for understanding biochemical reactions in living systems and their implications for human health.

About this course

Difficulty
Intermediate
Study hours
40 hours
Maths
Basic
Content
Theoretical
Practical work
No
Before you start
  • Basic Chemistry
  • Basic Biology
How it is assessed
  • Assignments
  • Tutor Marked Assessments
  • Final Examination

One paragraph, so you can see how it reads

EHS207 · UNIT 1 DEFINITION OF BIOCHEMISTRY

The essence of studying biochemistry is for the purpose of understanding the various chemical reactions that occur in living organisms at both the cellular and molecular levels. Biochemistry as a life science is applicable and relevant in different fields of study such as medicine, agriculture, pharmacy, nursing etc.

What you should be able to do

  1. Explain the branches and relevance of biochemistry to other life sciences.
  2. Understand the structure and function of cell components and the plasma membrane.
  3. Describe the metabolism of major biomolecules, including carbohydrates, proteins, and lipids.
  4. Explain the roles of vitamins and minerals in cellular metabolism.
  5. Understand the detoxification processes of harmful substances in the body.

What it prepares you for

Careers
  • Environmental Health Officer
  • Biochemist
  • Nutritionist
  • Toxicologist
  • Public Health Specialist
Where it is applied
  • Healthcare
  • Pharmaceuticals
  • Food Industry
  • Environmental Monitoring
  • Research and Development

Where it gets hard

The units students slow down on, and what makes each one heavy.

  • Module 2: Water, Acids, Bases, Buffer and Macromolecules

    Unit 1: Water, Acids, Bases and Buffer

    Understanding the Henderson-Hasselbalch equation and its application in calculating buffer concentrations requires a strong foundation in logarithmic functions and chemical equilibrium.

  • Module 3: Metabolism of Biomolecules

    Unit 1: Metabolism of Carbohydrates

    The glycolytic pathway involves multiple enzymatic reactions and regulatory steps, making it challenging to memorize and understand the sequence and control mechanisms.

  • Module 3: Metabolism of Biomolecules

    Unit 2: Krebs cycle and Oxidative Phosphorylation

    The Krebs cycle involves a complex series of reactions and intermediates, requiring a thorough understanding of organic chemistry and enzyme mechanisms.

A suggested way through it

Suggested

13 weeks, about 30 hours in total. Yours will differ.

  1. Week 1Module 1: Introduction to General Biochemistry
    • Unit 1: Definition of Biochemistry · 2 hours

      Define biochemistry and its relevance to life sciences.. Understand the role of biochemistry in medicine, nursing, pharmacy, and agriculture.. Identify and describe the different branches of biochemistry, including toxicology, enzymology, and molecular biology..

  2. Week 2Module 1: Introduction to General Biochemistry
    • Unit 2: Cell Structure, Cell components and their Functions · 2 hours

      Describe the structure of an animal cell and its components.. Explain the functions of various cell organelles, including the endoplasmic reticulum, Golgi apparatus, lysosomes, and mitochondria.. Understand the importance of compartmentalization within the cell..

  3. Week 3Module 1: Introduction to General Biochemistry
    • Unit 3: Biochemistry of the Plasma Membrane · 2 hours

      Describe the components of the plasma membrane, including phospholipids, cholesterol, and proteins.. Explain the functions of the plasma membrane, such as protection and transportation.. Understand the mechanisms of transport across the plasma membrane, including passive and active transport..

  4. Week 4Module 2: Water, Acids, Bases, Buffer and Macromolecules
    • Unit 1: Water, Acids, Bases and Buffer · 2 hours

      Understand the properties of water, including its polarity and hydrogen bonding.. Explain the biological importance of water in digestion, temperature regulation, and cushioning.. Define acids, bases, and buffers, and their roles in maintaining pH balance..

  5. Week 5Module 2: Water, Acids, Bases, Buffer and Macromolecules
    • Unit 2: Chemistry of Carbohydrates · 2 hours

      Classify carbohydrates into monosaccharides, disaccharides, oligosaccharides, and polysaccharides.. Understand the isomers of glucose and their significance.. Explain the functions of carbohydrates in providing energy, storing food, and detoxification..

  6. Week 6Module 2: Water, Acids, Bases, Buffer and Macromolecules
    • Unit 3: Chemistry of Amino Acids and Protein · 2 hours

      Describe the chemical nature of amino acids and their ionization states.. Classify amino acids based on nutritional requirements and charge.. Understand the formation of peptide bonds and the classification of proteins..

  7. Week 7Module 2: Water, Acids, Bases, Buffer and Macromolecules
    • Unit 4: Chemistry of Lipids · 2 hours

      Describe the structure and classification of lipids, including fatty acids, triacylglycerols, and steroids.. Explain the functions of lipids in energy storage, cell membrane structure, and hormone synthesis.. Understand the symptoms of essential fatty acid deficiency..

  8. Week 8Module 2: Water, Acids, Bases, Buffer and Macromolecules
    • Unit 5: Chemistry of Nucleic Acids · 2 hours

      Describe the chemical components of nucleic acids, including nucleotides and nitrogenous bases.. Understand the structure of DNA and RNA, and their roles in genetic information storage and transfer.. Explain the differences between DNA and RNA..

  9. Week 9Module 3: Metabolism of Biomolecules
    • Unit 1: Metabolism of Carbohydrates · 2 hours

      Describe the digestion and absorption of carbohydrates in the mouth and intestine.. Explain the process of glycolysis and its significance in energy production.. Understand the clinical conditions associated with impaired glycolysis..

  10. Week 10Module 3: Metabolism of Biomolecules
    • Unit 2: Krebs cycle and Oxidative Phosphorylation · 2 hours

      Describe the steps of the Krebs cycle and its role in oxidizing acetyl CoA.. Explain the amphibolic and anaplerotic nature of the Krebs cycle.. Understand the process of oxidative phosphorylation and its inhibitors..

  11. Week 11Module 3: Metabolism of Biomolecules
    • Unit 3: Metabolism of Proteins · 2 hours

      Describe the digestion and absorption of proteins in the stomach and small intestine.. Explain the catabolism of amino acids and the reactions of the urea cycle.. Understand the role of transamination and deamination in amino acid metabolism..

  12. Week 12Module 3: Metabolism of Biomolecules
    • Unit 4: Metabolism of Lipids · 2 hours

      Describe the digestion and absorption of lipids in the stomach and intestine.. Explain the process of β-oxidation of fatty acids and its role in energy production.. Understand the role of bile salts and pancreatic lipase in lipid digestion..

  13. Week 13Module 4: Micronutrients (Vitamins and Minerals) and Detoxification
    • Unit 1: Water Soluble Vitamins · 2 hours

      Understand the classification, functions, sources, and deficiency symptoms of water-soluble vitamins.. Understand the classification, functions, sources, and deficiency symptoms of fat-soluble vitamins.. Describe the roles of vitamins in metabolic processes and overall health..

    • Unit 2: Trace Elements · 2 hours

      Understand the roles of trace minerals in maintaining health.. Describe the functions, food sources, required daily allowance, deficiency, and toxicity symptoms of trace minerals.. Explain the importance of minerals like zinc, iron, copper, fluoride, selenium, and iodine..

    • Unit 3: Detoxification · 2 hours

      Define detoxification and its importance in eliminating foreign chemicals from the body.. Explain the mechanisms and reactions involved in detoxification, including Phase I and Phase II reactions.. Understand the role of the liver, kidney, and intestines in detoxification processes..

Preparing for the exam

What to do
  • Create detailed concept maps linking metabolic pathways (glycolysis, Krebs cycle, urea cycle).
  • Practice drawing and labeling the structures of key biomolecules (glucose, amino acids, fatty acids).
  • Focus on understanding the regulatory enzymes and control points in each metabolic pathway.
  • Review the deficiency symptoms and functions of each vitamin and mineral.
  • Study the mechanisms of detoxification reactions and the enzymes involved.
  • Use flashcards to memorize the structures and functions of important biomolecules.
  • Work through practice problems involving pH calculations and buffer systems.

Questions students ask about this course

What is EHS207 about?

This course introduces the fundamental principles of biochemistry and their relevance to environmental health. It explores the biochemistry of living cells, biological oxidation, and the electron transport chain. Students will learn about buffers, acidity, alkalinity, pH, and pKa values in cellular metabolism. The course also covers the metabolism of carbohydrates, proteins, lipids, and nucleic acids, providing a foundation for understanding biochemical reactions in living systems and their implications for human health.

How many units does EHS207 have?

EHS207, General Biochemistry for Environmental Health, has 15 units across 4 modules, over 97 pages of course material. You can read it one unit at a time.

How many credit units is EHS207?

EHS207 carries 3 credit units, at 200 level in Health Sciences.

Is EHS207 hard?

EHS207 is rated intermediate level, with basic mathematical content. It is mostly theoretical work.

How long does EHS207 take to study?

About 40 hours of study, spread across its 15 units.

How is EHS207 assessed?

EHS207 is assessed by Assignments, Tutor Marked Assessments and Final Examination.

What do I need before starting EHS207?

Basic Chemistry Basic Biology

What can I do with EHS207?

Environmental Health Officer, Biochemist, Nutritionist, Toxicologist and Public Health Specialist.

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