Cell Biology Flashcards
What is the basic unit of life?
The cell.
True or False: Prokaryotic cells have a nucleus.
False.
Fill in the blank: The jelly-like substance inside a cell is called _______.
cytoplasm.
What organelle is responsible for energy production in the cell?
Mitochondria.
Which part of the cell controls what enters and exits?
Cell membrane.
What is the function of ribosomes?
Protein synthesis.
Multiple Choice: Which of the following is NOT a part of an animal cell? A) Nucleus B) Ribosome C) Chlorophyll D) Cell membrane
C) Chlorophyll.
What is the primary function of the cell wall in plant cells?
To provide structure and support.
True or False: All cells have a cell wall.
False.
What is the role of the Golgi apparatus?
Modifying, sorting, and packaging proteins.
Fill in the blank: The _______ is the control center of the cell.
nucleus.
What are the two main types of cells?
Prokaryotic and eukaryotic.
Multiple Choice: Which organelle is involved in detoxifying harmful substances? A) Lysosome B) Endoplasmic Reticulum C) Golgi apparatus D) Vacuole
B) Endoplasmic Reticulum.
What is the main function of the cell membrane?
Controls movement in and out of the cell
True or False: Plant cells contain chloroplasts.
True.
What structure in the cell is responsible for producing ATP?
Mitochondria.
Fill in the blank: The _______ is involved in the synthesis of lipids.
smooth endoplasmic reticulum.
What is the purpose of lysosomes?
To digest waste materials and cellular debris.
Multiple Choice: Which of the following structures is found only in plant cells? A) Cell membrane B) Mitochondria C) Chloroplasts D) Ribosomes
C) Chloroplasts.
What is the semi-permeable membrane that surrounds the cell?
Cell membrane.
True or False: Eukaryotic cells are generally smaller than prokaryotic cells.
False.
Eukaryotic cells are bigger than prokaryotic cells, usually around 10-100 micrometers (um) whereas prokaryotic are 1-5 micrometers (um)
What is the function of the cytoskeleton?
To provide structural support and shape to the cell.
Fill in the blank: The _______ is the site of protein synthesis.
ribosome.
What are the small hair-like structures that help in movement of some cells?
Cilia.
Multiple Choice: Which part of the cell is responsible for packaging and shipping proteins? A) Ribosome B) Golgi apparatus C) Lysosome D) Nucleus
B) Golgi apparatus.
What is the function of vacuoles in plant cells?
To store nutrients and waste products.
True or False: Ribosomes can be found floating freely in the cytoplasm.
True.
Fill in the blank: The _______ is a network of protein filaments that helps the cell maintain its shape.
cytoskeleton.
