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Which statement best describes the organization of living organisms?
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1. Introduction to Biology
Life's Organizational Hierarchy
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Which sequence represents increasing levels of organization in the human body?
A
Organ → Cell → Tissue → Organ System
B
Cell → Tissue → Organ → Organ System
C
Tissue → Cell → Organ System → Organ
D
Organ System → Organ → Tissue → Cell
Guida verificata passo dopo passo1
Step 1: Understand the concept of biological organization. In biology, the human body is organized into hierarchical levels, starting from the smallest unit (cell) to the most complex (organ system). Each level builds upon the previous one.
Step 2: Define each term: A 'cell' is the basic structural and functional unit of life. A 'tissue' is a group of similar cells working together to perform a specific function. An 'organ' is composed of multiple tissues that work together to perform a specific task. An 'organ system' is a group of organs that work together to perform complex functions.
Step 3: Arrange the levels of organization logically. Since cells are the smallest unit, they form tissues. Tissues combine to form organs, and organs work together in organ systems. Therefore, the sequence is: Cell → Tissue → Organ → Organ System.
Step 4: Compare the given sequences to the correct hierarchy. The correct sequence matches the second option provided: Cell → Tissue → Organ → Organ System.
Step 5: Confirm the reasoning by recalling examples. For instance, muscle cells form muscle tissue, which makes up the heart (an organ), and the heart is part of the circulatory system (an organ system). This reinforces the correct sequence.
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