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Questions and Answers
What is the main function of the cell membrane lipid bilayer?
What is the main function of the cell membrane lipid bilayer?
- Maintain the pH balance of the surrounding environment
- Control the expression of genes within the cell
- Facilitate the synthesis of proteins within the cell
- Regulate the passage of substances into and out of the cells via selective permeability (correct)
What is necessary for homeostasis in every organ system of the body?
What is necessary for homeostasis in every organ system of the body?
- Cell division
- Endocytosis
- Feedback and regulation (correct)
- Cellular respiration
What is essential for the maintenance of homeostasis at the cellular level?
What is essential for the maintenance of homeostasis at the cellular level?
- Mitochondrial function
- DNA replication
- Cell differentiation
- Regulation and exchange of materials and energy with surroundings (correct)
What is required to maintain a steady state in an organism?
What is required to maintain a steady state in an organism?
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What is the main reason to study physiology?
What is the main reason to study physiology?
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What is essential for health and survival, referred to as homeostasis?
What is essential for health and survival, referred to as homeostasis?
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What is a determinant of physiological function according to the text?
What is a determinant of physiological function according to the text?
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How many different cell types are there in the human body?
How many different cell types are there in the human body?
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What do cells take in from food and convert into energy according to the text?
What do cells take in from food and convert into energy according to the text?
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What are organ systems responsible for enabling according to the text?
What are organ systems responsible for enabling according to the text?
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