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Chapter 3: Problem 5

What are the six key elements in living organisms?

Short Answer

Expert verified
The six key elements in living organisms are Carbon (C), Hydrogen (H), Nitrogen (N), Oxygen (O), Phosphorus (P) and Sulfur (S). Each plays a unique and vital role in maintaining and promoting life.

Step by step solution

01

Identifying Element 1 - Carbon

Carbon (C) is a key element as it is the fundamental building block of life and forms the backbone of most biological molecules including carbohydrates, proteins, nucleic acids, and lipids.
02

Identifying Element 2 - Hydrogen

Hydrogen (H) often bonds with other atoms in molecules like water and organic compounds, making it essential for life.
03

Identifying Element 3 - Nitrogen

Nitrogen (N) is a fundamental part of amino acids and nucleotides, building blocks of proteins and DNA/RNA respectively.
04

Identifying Element 4 - Oxygen

Oxygen (O) is used in processes like respiration and it鈥檚 a component of most organic and inorganic molecules necessary for life.
05

Identifying Element 5 - Phosphorus

Phosphorus (P) is an essential part of nucleotides and is necessary for energy transfer through ATP.
06

Identifying Element 6 - Sulfur

Sulfur (S) is vital for the functioning of proteins, which include enzymes that speed up the body's chemical reactions.

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Most popular questions from this chapter

Describe the biogeochemical cycle of carbon as it moves into and through organisms and back to the environment. Do the same for phosphorus, nitrogen, and sulfur.

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What is the chemical equation for photosynthesis? Examine the origin and destination of each molecule referred to in the equation. Do the same for cellular respiration.

Define and compare the terms species, population, and ecosystem.
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