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Multiple Choice
Which of the following is made of tissues and is part of an organ system?
A
Mitochondria
B
Heart
C
Neuron
D
DNA
Verified step by step guidance
1
Begin by understanding the definition of tissues. Tissues are groups of cells that work together to perform a specific function. In anatomy, tissues are categorized into four basic types: epithelial, connective, muscle, and nervous tissues.
Next, consider what constitutes an organ system. An organ system is a group of organs that work together to perform complex functions necessary for the body's survival and health.
Evaluate each option given in the problem: Mitochondria, Heart, Neuron, and DNA. Determine which of these is made of tissues and is part of an organ system.
Mitochondria are organelles within cells responsible for energy production, not made of tissues nor part of an organ system. Neurons are specialized cells that transmit nerve impulses, part of nervous tissue but not an organ system themselves. DNA is a molecule that carries genetic information, not made of tissues nor part of an organ system.
The heart is composed of muscle tissue, connective tissue, and epithelial tissue, making it an organ. It is part of the circulatory system, which is an organ system responsible for transporting blood throughout the body.