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IB BIOLOGY EXAM STUDY GUIDE questions with correct answers

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  • Course
  • Ib biology
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  • Ib Biology

IB BIOLOGY EXAM STUDY GUIDE questions with correct answers

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  • August 21, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Ib biology
  • Ib biology
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IB BIOLOGY EXAM STUDY GUIDE
questions with correct answers

What feature of carbon allows it to form a wide range of stable molecules?
- .......🔷ANSWERS🔶......✔✔ Can form four covalent bonds



What elements are found in carbohydrates? - .......🔷ANSWERS🔶......✔✔ CHO



What elements are found in lipids? - .......🔷ANSWERS🔶......✔✔ CHO



What elements are found in proteins? - .......🔷ANSWERS🔶......✔✔ CHONS



What elements are found in nucleic acids? - .......🔷ANSWERS🔶......✔✔ Carbon, Hydrogen,
Oxygen, Nitrogen, and Phosphorous (C, H, O, N, P)



Saturated Fatty Acid - .......🔷ANSWERS🔶......✔✔ a fatty acid whose carbon chain cannot absorb
any more hydrogen atoms



Amino Acid - .......🔷ANSWERS🔶......✔✔



Ribose - .......🔷ANSWERS🔶......✔✔



Metabolism - .......🔷ANSWERS🔶......✔✔ All of the chemical reactions that occur within an
organism



Anabolism - .......🔷ANSWERS🔶......✔✔ Metabolic pathways that construct molecules, requiring
energy.

, Catabolism - .......🔷ANSWERS🔶......✔✔ Metabolic pathways that break down molecules, releasing
energy.



What four properties of water are hydrogen bonds responsible for? - .......🔷ANSWERS🔶......✔✔
cohesive, adhesive, solvent, and thermal



How are glucose and amino acids transported? - .......🔷ANSWERS🔶......✔✔ soluble in blood
plasma



How are cholesterol and fats transported? - .......🔷ANSWERS🔶......✔✔ surrounded by proteins and
phospholipids



How is oxygen transported? - .......🔷ANSWERS🔶......✔✔ Hemoglobin



How is salt transported? - .......🔷ANSWERS🔶......✔✔ Soluble in blood plasma



What are two major differences between monosaccharides and polysaccharides?
- .......🔷ANSWERS🔶......✔✔ Monosaccharides are single sugars and are soluble. Polysaccharides
are more than one sugar linked together and are not soluble.



Glucose + Glucose= - .......🔷ANSWERS🔶......✔✔ Maltose and water



Glucose + Galactose= - .......🔷ANSWERS🔶......✔✔ Lactose and water



Glucose + Fructose= - .......🔷ANSWERS🔶......✔✔ Sucrose and water



Starch is made from ? - .......🔷ANSWERS🔶......✔✔ amylose and amylopectin



Amylose is a ____ molecule - .......🔷ANSWERS🔶......✔✔ unbranched

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