Biology: UNIT 3Vocabulary – Cells
NAME: _______ ______________ DATE: _______________ BLOCK: _____
Match the vocabulary term to the correct definition.
1. _C___ All living things are made of cells, cells are the basic unit
of life, and new cells come from pre-existing cells.
2. _A___ The basic unit of structure and function of all living
things.
3. _D___ Have very few organelles (parts), they don’t have a
nucleus, and they are primitive cells (bacteria).
4. _B___ Have many organelles (parts), they have a nucleus, and
they are modern cells (Plants and animals).
5. _H___ A membrane bound cell structure that performs a
specific function.
6. __F___ An organelle that converts the radiant energy of the sun
into chemical energy through the process of photosynthesis.
7. __I___ The rigid, porous outer layer of a plant cell.
8. __M___ A small body in the nucleus where ribosomes are
synthesized.
9. __J___ A round body in the center of the cell that contains DNA
and directs the cells.
10. __E___ A double layer that surrounds the cell and protects the
cell and regulates what enters and leaves the cell.
11. __O___ Short and numerous hair-like projections from the cell
membrane that aid in locomotion of the cell.
12. __G___ Long activitiesprojections or tail that is composed of
microtubules that help propel cells and organisms by a whip-like
motion.
13. __P___ The aqueous component of the cytoplasm of a cell
within various organelles and particles are suspended.
14. __K___ A small sac, or vesicle, that contains digestive
chemicals.
15. __N___ A tiny structure where proteins are synthesized.
16. __L___ A type of vesicle that stores water, nutrients, and other
chemicals.
17. __T___ An organelle that, using oxygen, converts nutrients into
energy that can be used by the cell.
18. __R___ A network of passageways is formed, which chemical
compounds are manufactured, processed, and transported.
19. __S___ An organelle that converts the radiant energy of the sun
into chemical energy through the process of photosynthesis.
20. __U___ A stack of membranes that collects, modifies, and
packages chemical compounds (ribosomes).
21. __AA___ A term referring to the cell membranes individual
phospholipids and proteins that can move side-to-side as if they
are in a liquid and the collection of the components that make it
up.
22. __Y___ can change shape and bond to molecules to move
them from one side to the other.
23. __V___ Feature of the plasma membrane that maintains
homeostasis with a cell by allowing some molecules to pass
through the cell membrane while keeping others out.
A. Cell
B. Eukaryote
C. Cell Theory
D. Prokaryote
E. Cell Membrane
F. Chloroplast
G. Flagella
H. Organelle
I.
Cell Wall
J. Nucleus
K. Lysosome
L. Vacuole
M. Nucleolus
N. Ribosome
O. Cilia
P. Cytoplasm/Cytosol
Q. Centriole
R. Endoplasmic Reticulum
S. Chloroplast
T. Mitochondria
U. Golgi Apparatus
V. Selectively Permeable
W. Hypertonic
X. Endocytosis
Y. Carrier Protein
Z. Diffusion
AA. Fluid Mosaic Model
BB.Passive Transport
CC.Facilitated Diffusion
DD.Phagocytosis
EE. Dynamic Equilibrium
FF. Pinocytosis
Biology: UNIT 3Vocabulary – Cells
24. __HH___ Molecules move from low concentration to high
concentration with energy (ATP), and against the concentration
gradient.
25. __BB___ The movement of molecules from high concentration
to low concentration without energy.
26. __Z___ the movement of small and the large hydrophobic, or
lipid soluble molecules from an area of high to low concentration
without energy.
27. _CC____ the movement of large or small hydrophilic, or ion
molecules from an area of high to low concentration through
transport proteins without energy.
28. __EE___ an even distribution of molecules on the outside and
inside of the cell.
29. _X____ molecules move in the cell.
30. _GG____ takes out large molecules from the cell that are
manufactured in the cell.
31. __DD___ when large molecules such as food, bacteria, etc. are
taken into the cell through vesicles and referred to as “Cell
Eating”
32. __FF___ The most common form of endocytosis, that takes in
dissolved molecules in water through a vesicle. “Cell drinking”
33. _JJ___ movement of water molecules from an area of high to
low concentration without energy.
34. __II___ an equal amount of solute (salt) outside and inside the
cell.
35. _W____ have a greater amount of solutes (salt) on the outside
of the cell compared to the inside.
36. __KK___ have less amount of solute (salt) outside of the cell
compared to inside.
GG. Exocytosis
HH.Active Transport
II. Isotonic
JJ. Osmosis
KK.Hypotonic