Wuthering Heights Flashcards
What are all living things made up of?
Cells
True or False: Cells are the largest unit of life.
False
What is the smallest unit of life?
Cell
Fill in the blank: A cell is __________.
microscopic
Multiple Choice: Which of the following is true about cells? A) They are visible to the naked eye B) They are the smallest unit of life C) They are not essential for life
B) They are the smallest unit of life
What is the primary function of a cell?
To perform the basic functions of life
True or False: All cells are the same size.
False
What defines a living organism?
The presence of cells
Fill in the blank: Cells can be classified into __________ and __________.
prokaryotic, eukaryotic
Multiple Choice: Which type of cell lacks a nucleus? A) Eukaryotic B) Prokaryotic C) Both
B) Prokaryotic
What is the role of the cell membrane?
To protect the cell and regulate what enters and leaves
True or False: Cells can exist independently or as part of a multicellular organism.
True
What is the primary component of all cells?
Cytoplasm
Fill in the blank: The __________ is the control center of a cell.
nucleus
Multiple Choice: Which of the following structures is found in eukaryotic cells? A) Ribosomes B) Nucleus C) Both
C) Both
What is the significance of cell theory?
It states that all living things are composed of cells.
True or False: Cells can only reproduce through a process called mitosis.
False
What is the function of mitochondria in a cell?
To produce energy
Fill in the blank: Cells can communicate with each other through __________.
chemical signals
Multiple Choice: What type of cell division do prokaryotes typically undergo? A) Mitosis B) Binary Fission C) Meiosis
B) Binary Fission
What are stem cells?
Undifferentiated cells that can develop into various cell types.
True or False: All cells in a multicellular organism have the same function.
False
