Cell Structure B1.2 - B1.5 Flashcards
B1.2 - B1.5
What is the primary difference between prokaryotic and eukaryotic cells?
Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have both.
True or False: Prokaryotic cells are generally larger than eukaryotic cells.
False
Fill in the blank: The genetic material in prokaryotic cells is located in the __________.
nucleoid
What type of organisms are primarily made up of prokaryotic cells?
Bacteria and Archaea
Which organelle is responsible for energy production in eukaryotic cells?
Mitochondria
What structure is found in plant cells but not in animal cells?
Cell wall
True or False: Eukaryotic cells can be unicellular or multicellular.
True
What is the function of the ribosomes in cells?
Protein synthesis
What is a characteristic feature of animal cell specialization?
Animal cells can specialize into various cell types like muscle, nerve, and blood cells.
Fill in the blank: The __________ is the control center of the eukaryotic cell.
nucleus
What is the function of the chloroplasts in plant cells?
Photosynthesis
Which type of cell has a defined shape due to a rigid cell wall?
Plant cells
True or False: Eukaryotic cells have a more complex internal structure than prokaryotic cells.
True
What is the role of the endoplasmic reticulum in eukaryotic cells?
Protein and lipid synthesis
Multiple choice: Which of the following is NOT a component of prokaryotic cells? A) Ribosomes B) Nucleus C) Cell membrane D) Cytoplasm
B) Nucleus
Fill in the blank: Plant cells contain __________, which store nutrients and waste products.
vacuoles
What is the purpose of cell specialization in multicellular organisms?
To perform specific functions efficiently.
True or False: All eukaryotic cells have chloroplasts.
False
What structure helps maintain the shape and integrity of plant cells?
Cell wall
What is the primary component of the prokaryotic cell membrane?
Phospholipids
Fill in the blank: The __________ is involved in modifying, sorting, and packaging proteins in eukaryotic cells.
Golgi apparatus
What type of cell is specialized for rapid communication in the body?
Nerve cell (neuron)
True or False: Both prokaryotic and eukaryotic cells can have flagella.
True
What distinguishes a stem cell from other specialized cells?
Stem cells can differentiate into various cell types.
Multiple choice: Which of the following is a specialized structure in animal cells? A) Chloroplast B) Lysosome C) Cell wall D) Central vacuole
B) Lysosome
Fill in the blank: The __________ provides structural support to eukaryotic cells.
cytoskeleton
What is the main function of red blood cells?
Transporting oxygen throughout the body.
True or False: All plant cells are capable of photosynthesis.
False
What is the role of the plasma membrane in cells?
Regulates the movement of substances in and out of the cell.
Fill in the blank: The __________ is a semi-permeable membrane that surrounds all cells.
plasma membrane
What is the primary function of epithelial cells?
To cover and protect surfaces.
Multiple choice: Which of the following organelles is involved in detoxification? A) Mitochondria B) Smooth endoplasmic reticulum C) Ribosomes D) Golgi apparatus
B) Smooth endoplasmic reticulum
What type of cell is specialized for contraction and movement?
Muscle cell
True or False: Plant cells contain mitochondria for energy production.
True
