Name_____________________
Period_____________________
Date_____________________
Keystone Questions of the Day
Topic 2: Cell Structure and Organization
Day 1
1. Which of the following organelles stores information and is considered the control center of
the cell?
A. endoplasmic reticulum
B. Golgi complex
C. nucleus
D. mitochondrion
2. Which of the following sequences represents the proper levels of organization (from simplest
to most complex) in multicellular organisms?
A. whole organisms, tissues, organ systems, organs, cells, organelles
B. organelles, tissues, cells, organs, organ systems, whole organisms
C. organelles, cells, tissues, organs, organ systems, whole organisms
D. whole organisms, organ systems, organs, tissues, cells, organelles
Name_____________________
Period_____________________
Date_____________________
Keystone Questions of the Day
Topic 2: Cell Structure and Organization
Day 2
1. Which of the following describes a role of the endoplasmic reticulum within a cell?
I. DNA storage
II. lipid synthesis
III. protein modification
IV. intracellular transport
A. I and IV only
B. II, III, and IV only
C. I, II, III, and IV
D. II only
2. Cell theory states that
A. cells are the basic unit of structure and function in living things.
B. All of these answers are correct.
C. all living things are composed of cells.
D. new cells are produced by existing cells.
Name_____________________
Period_____________________
Date_____________________
Keystone Questions of the Day
Topic 2: Cell Structure and Organization
Day 3
1. Which of the following organelles contains most of the cell's DNA?
A. lysosome
B. mitochondrion
C. nucleus
D. ribosome
2. What are the most basic building blocks of all organisms?
A. cells
B. muscles
C. organs
D. bones
Name_____________________
Period_____________________
Date_____________________
Keystone Questions of the Day
Topic 2: Cell Structure and Organization
Day 4
1. The simplest life forms exhibiting cellular structures are _______.
A. sperm
B. eggs
C. prokaryotes
D. eukaryotes
2. How does the size of a eukaryotic organism normally compare to the size of a prokaryotic
organism?
A. Eukaryotes and prokaryotes are both usually very large organisms.
B. Eukaryotes are usually much smaller than prokaryotes.
C. Eukaryotes are usually much larger than prokaryotes.
D. Eukaryotes and prokaryotes are both usually very small organisms.
Name_____________________
Period_____________________
Date_____________________
Keystone Questions of the Day
Topic 2: Cell Structure and Organization
Day 5
Which of the following describes the fundamental difference between prokaryotic and eukaryotic
cells?
A. Prokaryotic cells do not have a true nucleus or membrane-bound organelles.
B. Eukaryotic cells are the only type of cells that can possess a cell wall.
C. Prokaryotic cells are all viruses and rely on the infection of a host cell to replicate.
D. Eukaryotic cells are only found in protists, bacteria, and viruses.
2. Which of the following is true about cells?
A. Neither prokaryotic cells nor eukaryotic cells ever contain both a true nucleus that is well-defined
and organelles that are separated from the cytoplasm by membranes.
B. In general, prokaryotic cells do not have a true nucleus or membrane-bound organelles, whereas
eukaryotic cells contain both a nucleus and organelles enclosed by membranes.
C. Both eukaryotic cells and prokaryotic cells always contain both a true nucleus that is well-defined
and organelles that are separated from the cytoplasm by membranes.
D. In general, eukaryotic cells do not have a true nucleus or membrane-bound organelles, whereas
prokaryotic cells contain both a nucleus and organelles enclosed by membranes.