9.1 Bio Flashcards
(14 cards)
What are the two main types of cells?
Prokaryotic and eukaryotic cells.
True or False: Prokaryotic cells have a nucleus.
False.
Fill in the blank: Eukaryotic cells are characterized by the presence of __________.
a nucleus
Which type of cell is generally larger in size?
Eukaryotic cells.
What is the primary feature that distinguishes prokaryotic cells from eukaryotic cells?
The absence of a nucleus in prokaryotic cells.
Which of the following is NOT a component of the endomembrane system? A) Golgi apparatus B) Mitochondria C) Endoplasmic reticulum D) Lysosomes
B) Mitochondria.
What structure in eukaryotic cells is involved in protein synthesis?
Ribosomes.
True or False: Both prokaryotic and eukaryotic cells can have cell walls.
True.
Fill in the blank: The __________ is responsible for modifying, sorting, and packaging proteins in eukaryotic cells.
Golgi apparatus.
What is the function of the endoplasmic reticulum?
It synthesizes proteins and lipids.
True or False: Prokaryotic cells contain organelles.
False.
What type of RNA is primarily involved in protein synthesis?
Messenger RNA (mRNA).
Fill in the blank: The __________ is a network of membranes that helps in the transport of materials within the cell.
endomembrane system.
What is the primary role of lysosomes in eukaryotic cells?
They digest and break down waste materials and cellular debris.
