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Chemical Energy in Cells

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Questions and Answers

What is the primary role of chemical energy in cells?

To act as a storage medium for genetic information

To drive metabolic processes and energy transfer (correct)

To serve as a structural component of cell membranes

To facilitate cell division

Which process is directly powered by chemical energy within a cell?

Facilitated diffusion of molecules

Transcription of DNA to RNA

Formation of ATP through cellular respiration (correct)

Photosynthesis in plant cells

Chemical energy in cells is primarily stored in which form?

Carbohydrates

Proteins

Adenosine triphosphate (ATP) (correct)

Fatty acids

How do cells convert chemical energy into usable forms?

<p>Through enzymatic reactions and metabolic pathways</p> Signup and view all the answers

Which of the following statements about chemical energy in cells is incorrect?

<p>Chemical energy is only relevant in plant cells</p> Signup and view all the answers

Study Notes

Chemical Energy in Cells

Cellular activity requires chemical reactions
Cells need energy and structures, obtained through complex reactions called metabolism
Catabolism: Chemical reactions releasing energy
Anabolism: Chemical reactions needing energy input
Energy is stored in chemical bonds of molecules
Protein and lipid metabolism are examples of these processes

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Description

This quiz explores the essential concepts of chemical energy in cells, focusing on metabolic processes. You will learn about catabolism and anabolism, and how cells use energy from chemical reactions to maintain their functions. Discover how proteins and lipids play a vital role in metabolism.