36 Questions
What is the basic unit of life?
Cells
What is the limit to how large a cell can be while remaining efficient and metabolically active?
Surface area-to-volume ratio
Which type of cells lack a nucleus?
Prokaryotic cells
Which type of cells have a nucleus?
Eukaryotic cells
Which type of cells include animals, plants, fungi, and protists?
Eukaryotic cells
Which type of cells include two groups of bacteria: eubacteria and archaea?
Prokaryotic cells
What is the semifluid substance inside the cell called?
Cytoplasm
What is the site of protein synthesis in the cell?
Ribosomes
What is the consistency of the plasma membrane at body temperature?
Liquid
What is the function of aquaporins in the plasma membrane?
To act as channels for water to cross the membrane
What is the random movement of molecules from a higher concentration to a lower concentration called?
Diffusion
What type of transport requires energy?
Active transport
What is the basic unit of life?
Cells
What is the limit to how large a cell can be while remaining efficient and metabolically active?
Surface area-to-volume ratio
Which type of cells lack a nucleus?
Prokaryotic cells
Which type of cells have a nucleus?
Eukaryotic cells
Which type of cells include animals, plants, fungi, and protists?
Eukaryotic cells
Which type of cells include two groups of bacteria: eubacteria and archaea?
Prokaryotic cells
What is the semifluid substance inside the cell called?
Cytoplasm
What is the site of protein synthesis in the cell?
Ribosomes
What is the consistency of the plasma membrane at body temperature?
Liquid
What is the function of aquaporins in the plasma membrane?
To act as channels for water to cross the membrane
What is the random movement of molecules from a higher concentration to a lower concentration called?
Diffusion
What type of transport requires energy?
Active transport
What is the basic unit of life?
Cells
What is the difference between prokaryotic and eukaryotic cells?
Eukaryotic cells have a nucleus, while prokaryotic cells do not.
What is the function of ribosomes?
Site of protein synthesis
What is the function of aquaporins?
To act as channels for water to cross the membrane
What is the fluid-mosaic model?
A model of the plasma membrane
What is endosymbiosis?
The process by which eukaryotic cells evolved from archaea
What is the function of the cytoplasm?
To contain organelles
What is the function of facilitated diffusion?
To move molecules from a higher concentration to a lower concentration
What is the limit to how large a cell can be while remaining efficient and metabolically active?
The smaller the better
What is the function of bulk transport?
To move large molecules or particles into or out of the cell
What is the function of glycoproteins and glycolipids in the plasma membrane?
To identify the cell as 'self' or 'foreign' and act as receptors
What is the function of active transport?
To move molecules against their concentration gradient
"Unlock the Secrets of the Cell Theory: Test Your Knowledge!" - Take this quiz to discover how much you know about the fundamental principles of the cell theory. From the basic unit of life to the process of cell division, this quiz will challenge your understanding of the cellular world. Perfect for students or anyone interested in biology, this quiz will help you master the key concepts of the cell theory and understand why cells are the building blocks of life.
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