Browse

Grade Levels

Test Prep

Academic Subjects

Foreign Language

Dynamo Close Button What is this?

The percentage shows how you rank against everyone else in the Word Dynamo universe. The highest Word Score on Word Dynamo right now is .

The more you play, the more your Word Score will increase. This equals higher test scores, better essays, wittier conversation, and more.

Help us build the new Word Dynamo app!   Take this quick survey now.

X

Cell Structure

Word List with 51 words
*By Dictionary.com

Play
Click Play when you want to study these words and see how well you know them.
Print
|
Share
|

Choose a Game

  • match

    Match

    Match each word to its definition.

  • crossword

    Crossword

    Play these words in a crossword puzzle.

  • listen

    Listen

    Hear the word and select its definition.

  • flashcards

    Flashcards

    Practice terms and definitions at your own pace.

Words in This List

desmosome
n.
a plaquelike site on a cell surface that functions in maintaining cohesion with an adjacent cell.
nucleolus
n.,
a conspicuous, rounded body within the nucleus of a cell.
oligosaccharide
n.
any carbohydrate yielding few monosaccharides on hydrolysis, as two, three, or four.
permeable
adj.
capable of being permeated.
active transport
noun
the movement of ions or molecules across a cellular membrane from a lower to a higher concentration
See all words ‣
adhesion protein
noun plural
proteins located on the cell surface that bind with other cells in a process called cell adhesion
atp
noun
adenosine triphosphate, an adenosine-derived nucleotide that supplies energy to cells
basal body
noun
cylindrical organelle within the cytoplasm that contains microtubules
cell
noun
microscopic structure containing the basic structural unit of all organisms
centrioles
noun
cylindrical cell organelle that divides in perpendicular fashion during mitosis
channel protein
noun
Protein forming a fluid pore passing through the lipid bilayer of the cell membrane
charged molecule
noun
positively or negatively charged molecule based on amount of electrons missing
cholesterol
noun
sterol that occurs in all animal tissues, esp. in the brain, spinal cord, and adipose tissue
chromatin
noun
readily stainable substance of a cell nucleus that forms chromosomes during cell division
cilia
noun plural
minute hairlike organelles that line the surfaces of certain cells
cytoplasm
noun
cell substance between the cell membrane and the nucleus
cytosol
noun
fluid portion that remains after removal of the organelles and other intracellular structures
electron transfer protein
noun
flavoprotein that functions as a specific electron acceptor for primary dehydrogenases
endocytic vesicle
noun
vesicle formed during process of endocytosis contains substances imported from outside of the cell
exocytic vesicle
noun
vesicle or zymogen granule fuses with the plasma membrane to release its contents
filament
noun
a long slender cell or series of attached cells
flagella
noun plural
a long, lashlike appendage serving as an organ of locomotion in protozoa, sperm cells
gap junction
noun
linkage of two adjacent cells extending across a gap allowing the passage of ions and molecules
golgi apparatus
noun
organelle consisting of layers of flattened sacs that processes synthetic products from the ER
hydrocarbon
noun
class of compounds containing only hydrogen and carbon
integral protein
adjective
assembly of proteins permanently attached to the biological membrane
lipid bilayer
noun
two layered arrangement of phosphate and lipid molecules that form a cell membrane
lysosome
noun
a cell organelle containing enzymes that digest particles and disintegrate the cell after its death.
membrane
noun
the thin covering of a cell or cell part
microtubule
noun
a hollow cylindrical structure in the cytoplasm of most cells
mitochondria
noun plural
an organelle in the cytoplasm of cells that functions in energy production
nonpolar hydrophobic tail
noun
tail of a molecule found in phospholipids
nuclear envelope
noun
the double membrane surrounding the nucleus within a cell
nucleus
noun
spherical mass of protoplasm encased in a double membrane found in most living eukaryotic cells
organelles
noun
specialized part of a cell having some specific function; a cell organ
peripheral proteins
noun
protein bound to the surface of a membrane or part of an integral protein found in the lipid bilayer
peroxisome
noun
type of organelle present in most eukaryotic cells that carry out oxidative reactions
plasma
noun
the liquid part of blood or lymph, as distinguished from the suspended elements
polar hydrophilic head
noun
one part of the molecule is more negative than the other part
polar molecule
noun
centroid of the positive charges is different from the centroid of the negative charges
polysaccharide chain
noun, plural
polymeric carbohydrate structures joined together by glycosidic bonds
protein
noun
substance thought to be the essential nitrogenous component of all organic bodies
receptor protein
noun
protein fraction with a specific affinity for binding agents known to stimulate cellular activity
recognition protein
adjective
ability of a protein to bind to a specific molecule or molecular structure
ribosomes
noun
tiny shaped organelle functioning as the site of protein manufacture
rough endoplasmic reticulum
noun
network of tubular membranes within the cytoplasm of the cell, occurring with a studded surface
smooth endoplasmic reticulum
noun
network of smooth surface tubular membranes within the cytoplasm of the cell
tight junction
noun
intercellular junction between epithelial cells in which the outer layers of the cell membranes fuse
transport protein
noun
pathway across the membrane of substances that cannot pass through the phospholipid bilayer
tubule
noun
a small tube
vesicle
noun
small bladderlike cavity filled with fluid

Quick Study

Flashcards
Try Flashcards for a simple way to review the words in this list.

Quiz Types

Match
Crossword
Listen
Choose one of these quizzes to learn words by playing fast-paced games.
Similar to Cell Structure
Twelve absolutely ridiculous words
by Dictionary.com
12 words

Choose a Game

  • match

    Match

    Match each word to its definition.

  • crossword

    Crossword

    Play these words in a crossword puzzle.

  • listen

    Listen

    Hear the word and select its definition.

  • flashcards

    Flashcards

    Practice terms and definitions at your own pace.

SAT English: Adjectives to charm your instructor
by Dictionary.com
15 words

Choose a Game

  • match

    Match

    Match each word to its definition.

  • crossword

    Crossword

    Play these words in a crossword puzzle.

  • listen

    Listen

    Hear the word and select its definition.

  • flashcards

    Flashcards

    Practice terms and definitions at your own pace.

Numbers One to Ten
by Dictionary.com
9 words

Choose a Game

  • match

    Match

    Match each word to its definition.

  • listen

    Listen

    Hear the word and select its definition.

  • flashcards

    Flashcards

    Practice terms and definitions at your own pace.

 

Copyright © 2013 Dictionary.com, LLC. All rights reserved.