39 Questions
What is cytology?
The study of cells
What does the current cell theory hold?
All living things are composed of cells
What is the function of the plasma membrane?
Acts as a barrier
Where is the genetic material stored in animal and plant cells?
Nucleus
What is found between the plasma membrane and nucleus?
Cytosol
What do eukaryotic cells have that prokaryotic cells do not?
Nucleus
What is the function of organelles in a cell?
Vital functions for the cell
What is the role of the cell wall in plant cells?
Provides structural support
What is the composition of all cells according to the text?
Chemical composition is quite similar
Where do metabolic processes associated with life occur?
Within cells
What is the study of cells called?
Cytology
What is the function of the central vacuole in plant cells?
Maintains cell pressure and consists of water and nutrients
What is the primary function of chloroplasts in plant cells?
Produce sugars through photosynthesis
What is the role of the cytoskeleton in a cell?
Provide shape, structural support, and scaffold for organelles
Which type of filamentous protein is responsible for cellular locomotion and muscle contractions?
Microfilaments
What is the primary function of intermediate filaments in a cell?
Protect cells from mechanical stresses
What is the structure of flagella and cilia in cells?
A cylindrical array of 9 pairs evenly-spaced microtubules
Which organelle is not found in animal cells?
Chloroplast
What is the primary function of the cell wall in plant cells?
Provides structural stability to the cell
What is the function of the central vacuole in plant cells?
Maintains cell pressure and consists of water and nutrients
Which organelle is responsible for maintaining cell pressure (turgor) in plant cells?
Central vacuole
Which type of filamentous protein is used as tracks for organelle movement in a cell?
Microtubules
What is the primary function of microtubules in a cell?
Instrumental in chromosome movement during cell division
What is the composition of centrioles?
Nine triplet microtubules
What is the primary function of smooth endoplasmic reticulum (SER)?
Synthesis of fatty acids and steroid hormones
Where are vesicles usually transported from smooth endoplasmic reticulum (SER) for further processing?
To the Golgi complex
What is the structure of the Golgi complex?
Stack of slightly curved saccules
What is the function of ribosomes in a cell?
Protein synthesis
What is the role of vesicles produced by the endoplasmic reticulum?
Transport substances for exocytosis
Where are the Golgi complex and endoplasmic reticulum located in a cell?
Near the nucleus
What is the primary function of rough endoplasmic reticulum (RER)?
Processing and sorting area for proteins
Which organelle is responsible for breaking down phagocytosed bacteria in the body?
Golgi complex
What is the primary function of the nuclear pores in the nuclear envelope?
Prevent genetic material from leaving the nucleus
What is the primary function of the nucleolus in a eukaryotic cell nucleus?
Produces ribosomes
Which organelle is responsible for the endless production of ATP through cellular respiration?
Mitochondria
Where does glycolysis occur in cellular respiration?
First step
What is the primary function of the Golgi complex in a cell?
Produces lysosomes
What is the primary function of the nuclear envelope in a eukaryotic cell?
Cover and protect the nucleus
What is the role of the mitochondria in a cell?
Convert nutrients into usable energy in the form of ATP
Test your knowledge of cell biology with this quiz on the building blocks of life. Explore the characteristics and functions of cells, and learn about cytology, the study of cells. Perfect for biology enthusiasts and students alike.
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