16 Questions
What are the three systems that perform all physiological functions?
Oxygen regulation, nutrient uptake, waste disposal
What is the function of the nucleolus in a cell?
Proteins responsible for rRNA
What is the role of exosomes in the cell?
Part of the secretory pathway where cellular cargo is delivered to the plasma membrane
What is the function of lysosomes in a cell?
Low pH vesicle involved in degradation of nutrients, proteins, etc
How do cells solve the issue of molecules finding each other in packed environments?
Compartmentalization (by membranes)
What is the role of guided signaling in cells?
Guided signaling helps guide proteins to their specific destinations within the cell
What do lipid rafts represent in the membrane?
Specialized regions where proteins can signal efficiently.
Which cells do not contain DNA?
Mature red blood cells and the dead layer of skin cells.
What is the main energy source required for the production of RNA and proteins?
ATP
How do cells signal propagation through phosphorylation?
Through phosphorylation
What do specific phospholipids in the plasma membrane tell the immune system?
Whether the cell is healthy or not.
What does the structure of a cell indicate?
The type of cell it will be, whether it's moving or stationary.
What is the variability observed between fibroblast and epithelial cells?
Cell shape
What causes runners to feel more energy after 2 weeks?
The increased number of mitochondria after 2 weeks.
What is the cellular memory within cells related to?
Ancestry and differentiation into different tissues
What happens to cells that metastasize when they move to different locations?
They revert back to their previous cell type.
Test your knowledge on the introduction to cell physiology, including the three systems performing physiological functions, characteristics of cells, and the cell theory. Explore the roles of different cell labels and the energy flow of life within cells.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
