Cell Structures Flashcards
What is the basic unit of life?
Cell
True or False: Bacteria are prokaryotic cells.
True
What structure surrounds the cell membrane of plant cells?
Cell wall
Fill in the blank: Animal cells do not have ___________.
Cell walls
Which organelle is responsible for energy production in both plant and animal cells?
Mitochondria
What is the function of chloroplasts?
Photosynthesis
Multiple choice: Which type of cell has a defined nucleus? A) Bacteria B) Plant C) Animal D) Both B and C
D) Both B and C
What structure is responsible for protein synthesis?
Ribosomes
True or False: Bacterial cells have membrane-bound organelles.
False
What is the jelly-like substance inside all cells called?
Cytoplasm
Fill in the blank: The __________ is a selectively permeable barrier that controls what enters and leaves the cell.
Cell membrane
What is the primary component of the plant cell wall?
Cellulose
Multiple choice: What structure is unique to plant cells? A) Mitochondria B) Chloroplasts C) Ribosomes D) Nucleus
B) Chloroplasts
What type of cells are bacteria?
Prokaryotic cells
True or False: Animal cells have a rigid shape.
False
What organelle is involved in the modification and packaging of proteins?
Golgi apparatus
Fill in the blank: The __________ is the control center of the cell that contains DNA.
Nucleus
What are the small structures within cells that perform specific functions called?
Organelles
Multiple choice: Which of the following is NOT found in plant cells? A) Chloroplasts B) Cell wall C) Lysosomes D) Vacuoles
C) Lysosomes
What is the function of the vacuole in plant cells?
Storage of substances and maintaining turgor pressure
True or False: Both plant and animal cells contain mitochondria.
True
What is the primary function of ribosomes?
To synthesize proteins
Fill in the blank: Bacteria reproduce primarily through __________.
Binary fission
What structure helps in the movement of some bacteria?
Flagella
