AP Biology
Cells and Membrane Function
name:
date:
1.
List the unique organelles in a plant cell and an animal cell.
Plant
Organelles
2.
Animal
Organelles
Compare prokaryotes and eukaryotes
Prokaryote
Eukaryote
Nucleus?
DNA?
Ribosomes?
Transcription?
Translation?
Cell Division
Mechanism?
Form (shape) of
DNA?
Genetic Diversity
Achieved How?
3.
Draw a simplified diagram of a phospholipid. Label
the parts and make a note whether the part is
hydrophilic or hydrophobic.
4.
Why is the membrane visualized as a fluid mosaic
model? What is the fluid part and what is the mosaic
part?
5. Label the diagram of a cell membrane. Use the letters
for these terms:
a. carbohydrate
b.
cholesterol
c.
glycolipid
d.
glycoprotein
e.
fibers of extracellular matrix (ECM)
f.
microfilaments of cytoskeleton
g.
peripheral protein
h.
integral protein
i.
cytoplasmic side of membrane
j.
extracellular side of membrane.
Mrs. Loyd
Page 1 of 3
7/12/2016
6. Describe the functions of the following organelles:

nucleus

ribosomes

Smooth Endoplasmic Reticulum

Rough Endoplasmic Reticulum

Sarcoplasmic Reticulum *muscle cells

golgi

vesicles

mitochondria

chloroplasts

lysosomes

centrioles

vacuoles

flagella/cilia
cytoskeleton

microtubules

intermediate filaments

microfilaments

cell wall
cell junctions

desmosomes

tight junctions

gap junctions

plasmodesmata
7. What does the term, selectively permeable membrane, mean?
8. List which combination of the following factors would give the fastest rate across a membrane.



(Large or small) molecular size
(Hydrophilic, hydrophobic) molecules
(Charged or neutral) ions
Mrs. Loyd
Page 2 of 3
7/12/2016
8. Define:
passive transport
active transport
diffusion
osmosis
facilitated diffusion
exocytosis
endocytosis
phagocytosis
pinocytosis
9. Place each of the terms that you just defined into the chart.
Passive
Transport
Active
Transport
10. Glucose is very important for the cell as chemical
energy. How does glucose get into the cell?
11. The concentration of water inside an animal cell is
98%. The concentration of the solutes outside the cell is
1%. Predict the direction that water will move. Draw a
picture to explain your reasoning.
12. Fill in the following table by:

drawing a cell in each box

use arrows to show the direction of water movement in/out of the cell you drew

label each box with the vocabulary word that describes the result of the solution on the cell.
Hypotonic
solution
Isotonic
solution
Hypertonic
solution
Animal cell
Plant cell
Mrs. Loyd
Page 3 of 3
7/12/2016