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Biomolecules Three Dimensional Structure Quiz

18 Questions

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Biomolecules Three Dimensional Structure Quiz

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Questions and Answers

What is the main role of covalent bonds in biological structures?

Facilitating biomolecular interactions

Determining the binding pockets in proteins

Providing energy for metabolic reactions

Maintaining 3D structures (correct)

Which element, in addition to carbon, is commonly found in biomolecules?

Calcium (Ca)

Nitrogen (N) (correct)

Zinc (Zn)

Sodium (Na)

How does ATP serve as the chemical currency of energy?

By forming weak forces to stabilize biomolecular interactions

By facilitating metabolic reactions within cells (correct)

By directly producing energy from sunlight

By maintaining the 3D structure of proteins

Which type of carbon-based molecule can have linear, cyclic, branched, and planar structures?

Lipids Signup and view all the answers

In living systems, where does the energy required to maintain life primarily come from?

Energy transformations within cells Signup and view all the answers

Which of the following is NOT an essential element for life, besides carbon?

Magnesium (Mg) Signup and view all the answers

What is the central role of a carbon atom in biomolecules?

Acting as a structural component Signup and view all the answers

Which statement accurately describes the 3D structure of macromolecules?

Allows macromolecules to interact with other molecules Signup and view all the answers

What distinguishes anabolism from catabolism?

Anabolism is exergonic, while catabolism is endergonic. Signup and view all the answers

Why is the spatial separation of energy-yielding and energy-consuming reactions important in eukaryotic cells?

To maintain homeostasis and avoid equilibrium Signup and view all the answers

Which statement best describes the role of metabolism in living organisms?

Metabolism involves all chemical reactions that occur in cells Signup and view all the answers

Which characteristic defines living matter according to the text?

Extraction and use of energy for building structures and performing work Signup and view all the answers

Which of the following is NOT an inorganic precursor converted to metabolites in living systems?

Glucose Signup and view all the answers

What are the major constituents of cells according to the text?

Carbohydrates, lipids, proteins, and nucleic acids Signup and view all the answers

What is the function of macromolecules in cells?

Serve as building blocks for biosynthesis Signup and view all the answers

Which organelles are involved in synthesis reactions (anabolism) within a cell?

Endoplasmic reticulum and Golgi apparatus Signup and view all the answers

What is the significance of the three-dimensional structure of molecules?

Influences the molecule's function Signup and view all the answers

What do macromolecules primarily consist of?

Polymers made of covalently connected monomers Signup and view all the answers