Type
Crossword
Description

the smallest structural and functional unit of an organism cell
a rigid layer of polysaccharides lying outside the plasma membrane of the cells of plants, fungi, and bacteria. In the algae and higher plants it consists mainly of cellulose cell wall
•a small cavity or space in tissue, especially in nervous tissue as the result of disease vacuole
(in green plant cells) a plastid that contains chlorophyll and in which photosynthesis takes place. chloroplast
the semipermeable membrane surrounding the cytoplasm of a cell cell membrane
an organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur. It has a double membrane, the inner layer being folded inward to form layers (cristae). mitochondria
The endoplasmic reticulum (ER) is a type of organelle in the cells of eukaryotic organisms that forms an interconnected network of flattened, membrane-enclosed sacs or tube endoplamic reticulum
The main function of the Golgi apparatus is to modify, sort and package the macromolecules that are synthesized by the cells for secretion purposes or for use within the cell golgi apparatus
The ribosome is a complex molecular machine found within all living cells, that serves as the site of biological protein synthesis (translation). Ribosomes link amino acids together in the order specified by messenger RNA (mRNA) molecules ribosomes
In cell biology, the cytoplasm is the material within a living cell, excluding the cell nucleus. It comprises cytosol and the organelles – the cell's internal sub-structures cytoplasm
the central and most important part of an object, movement, or group, forming the basis for its activity and growth. nucleus
The nucleolus is the largest structure in the nucleus of eukaryotic cells, where it primarily serves as the site of ribosome synthesis and assembly nucleolus
The nuclear envelope, also known as the nuclear membrane, is made up of two lipid bilayer membranes which in eukaryotic cells surrounds the nucleus, which encases the genetic material nuclear membrane

Cell Crossword Puzzle

Type
Crossword
Description

An organelle found in plants and algae that absorbs sunlight and uses it to drive the synthesis of organic compounds (sugars) from carbon dioxide and water Chloroplasts
A protective layer external to the plasma membrane in plant cells bacteria fungi and some protists; protects the cell and helps maintain its shape Cell Wall
A structure found in animal cells from which microtubules originate and that is important during cell division (contains two centrioles) Centrosome
The central vacuole is a cellular organelle found in plant cells. It is often the largest organelle in the cell. It is surrounded by a membrane and functions to hold materials and wastes. Central Vacuole
A narrow thread of cytoplasm that passes through the cell walls of adjacent plant cells that allows connections between them. Plasmodesma
A digestive organelle in eukaryotic cells; contains hydrolytic enzymes that digest engulfed food or damaged organelles Lysosome
The contents of a eukaryotic cell between the plasma membrane and the nucleus; consists of a semi-fluid medium and organelles; can also refer to the interior of a prokaryotic cell Cytoplasm
A cell structure consisting of RNA and protein organized into two subunits and functioning as the site of protein synthesis in the cytoplasm; in the eukaryotic cells the ribosomal subunits are constructed in the molecules Ribosomes
organelle composed of a double membrane that acts as the storehouse for most of a cell's DNA Nucleus
A bean-shaped organelle that supplies energy to the cell and has its own ribosomes and DNA Mitochondria
The thickest of the three main kinds of fibers making up the cytoskeleton of a eukaryotic cell; a hollow tube made of globular proteins called tubulins; found in cilia and flagella Microtubules
That portion of the endoplasmic reticulum with ribosomes attached that make membrane proteins and secretory proteins Rough ER
The portion of the endoplasmic reticulum that lacks ribosomes centrioles/ A small cylindrical organelle near the nucleus in animal cells, occurring in pairs and involved in the development of spindle fibers in cell division. Smooth ER
A small cylindrical organelle near the nucleus in animal cells, occurring in pairs and involved in the development of spindle fibers in cell division. Centrioles
A thin flexible layer around the cells of all living things; it's job is to separate the cytoplasm from the cell's surroundings Cell Membrane
A complex of vesicles and folded membranes within the cytoplasm of most eukaryotic cells, involved in secretion and intracellular transport. Golgi Body

Cell organelles and functions Crossword

Type
Crossword
Description

Basic unit of a chemical element Atom
A group of atoms bonded together Molecule
the smallest structural and functional unit of an organism, Cell
an organelle found in large numbers in most cells Mitochondria
the material or protoplasm within a living cell Cytoplasm
study of cell structure and function Cell biology
the semipermeable membrane surrounding the cytoplasm of a cell. Cell membrane
(in green plant cells) a plastid that contains chlorophyll and in which photosynthesis takes place. Chloroplast
a dense organelle present in most eukaryotic cells Nucleus
any of a number of organized or specialized structures within a living cell. Organelles
single-celled organism which has neither a distinct nucleus with a membrane nor other specialized organelles Prokaryote
organism whose cells contain a nucleus surrounded by a membrane Eukaryote
a rigid layer of polysaccharides lying outside the plasma membrane of the cells of plants, fungi, and bacteria Cell wall
A sphere-shaped structure within the cytoplasm of a cell that is composed of RNA and protein and is the site of protein synthesis Ribosomes
a network of membranous tubules within the cytoplasm of a eukaryotic cell Endoplasmic Reticulum
It is another packaging organelle like the endoplasmic reticulum Golgi Complex
transport of materials within the cytoplasm. Vesicles
an organelle in the cytoplasm of eukaryotic cells containing degradative enzymes enclosed in a membrane. Lysosomes
Theory that states that cells are the basic units of structure and function in living organisms. Cell theory

Cell Structure and Function Word Search

Type
Word Search
Description

osmosis
concentration
lipid bilayer
cell membrane
cell wall
centrioles
cytoskeleton
chromosomes
chloroplasts
mitochondria
vacuoles
lysosomes
golgi apparatus
endoplasmic reticulum
ribosomes
nucleolus
chromatin
nuclear envelope
cytoplasm
organelles
prokaryotes
eukaryotes
Nucleus
Cell theory
Cells

Parts of a Cell Crossword

Type
Crossword
Description

the thin layer of protein and fat that surrounds the cell. The cell membrane is semipermeable, allowing some substances to pass into the cell and blocking others. Cell membrane
A small body located near the nucleus - it has a dense center and radiating tubules. The centrosomes is where microtubules are made. During cell division (mitosis), the centrosome divides and the two parts move to opposite sides of the dividing cell. The centriole is the dense center of the centrosome. Centosome
the jellylike material outside the cell nucleus in which the organelles are located. cytoplasm
a flattened, layered, sac-like organelle that looks like a stack of pancakes and is located near the nucleus. It produces the membranes that surround the lysosomes. The Golgi body packages proteins and carbohydrates into membrane-bound vesicles for "export" from the cell. Golgi body
round organelles surrounded by a membrane and containing digestive enzymes. This is where the digestion of cell nutrients takes place. lysosomes
spherical to rod-shaped organelles with a double membrane. The inner membrane is infolded many times, forming a series of projections (called cristae). The mitochondrion converts the energy stored in glucose into ATP (adenosine triphosphate) for the cell. mitochondrion
the membrane that surrounds the nucleus. nuclear membrane
an organelle within the nucleus - it is where ribosomal RNA is produced. Some cells have more than one nucleolus. nucleolus
spherical body containing many organelles, including the nucleolus. The nucleus controls many of the functions of the cell (by controlling protein synthesis) and contains DNA (in chromosomes). The nucleus is surrounded by the nuclear membrane. nucleus
small organelles composed of RNA-rich cytoplasmic granules that are sites of protein synthesis. ribosomes
(rough ER) a vast system of interconnected, membranous, infolded and convoluted sacks that are located in the cell's cytoplasm (the ER is continuous with the outer nuclear membrane). Rough ER is covered with ribosomes that give it a rough appearance. Rough ER transports materials through the cell and produces proteins in sacks called cisternae (which are sent to the Golgi body, or inserted into the cell membrane). endoplasmic reticulum
fluid-filled, membrane-surrounded cavities inside a cell. The vacuole fills with food being digested and waste material that is on its way out of the cell. vacuole

Cell Organelles Crossword

Type
Crossword
Description

A membrane bound structure that is the basic unit of life cell
The lipid bilayr that forms the outer boundary of the cell Cell Membrane
A rigid structure that surrounds the cells of plants and most bacteria Cell wall
A jelly-like substance that hold the cell organelles together Cytoplasm
Known as the "skeleton" of the cell; network of long protein strands in the cytosol that helps support the cell Cytoskeleton
A system of membranes that modifies and packages proteins for export by the cell Golgi apparatus
Powerhouse of the cell; produces energy (ATP) from oxygen and sugar (cellular respiration) Mitochondria
An organelle containing digestive enzymes Lysosomes
The organelle where ribosomes are made, synthesized and partially assembled, located in the nucleus Nucleolus
The organelle that contains the DNA and controls the processes of the cell Nucleus
An organelle that functions in the synthesis of proteins Ribosome
Stores water and nutrients for the cell; very large in plant cells Vacuole
A membrane bound sac that contains materials involved in transport of the cell Vesicle
An internal membrane system in which components of cell membrane and some proteins are constructed Endoplasmic Reticulum
whip-like tails found in one-celled organisms to aid movement Flagella
One of several bodies with a specialized function that is suspended in the cytosol of the cell; small organs Organelle
A double membrane that surrounds the nucleus in the cell Nuclear envelope

Cell Parts Crossword

Type
Crossword
Description

the basic structural unit of all living things cell
a specialized part of a cell having some specific function made of macromolecules organelle
A single-celled or multicellular organism whose cells contain a membrane-bound nucleus eukaryote
organism not enclosed in a nucleus. Bacteria and archaeans are this prokaryote
an organelle in the cytoplasm of cells that produces energy mitochondria
the semipermeable membrane enclosing the cytoplasm of a cell cell membrane
the definite boundary that is part of plant cells and not in animal cells cell wall
a double membrane, and found in most living eukaryotic cells, directing their growth, metabolism, and reproduction, and functioning in the transmission of genic characters nucleus
particles in the cytoplasm of cells, either free or attached to the endoplasmic reticulum, that contain RNA and protein and are the site of protein synthesis ribosome
The membrane network in cytoplasm that is composed of tubules that carry ribosomes on their surfaces some are rough while others are smooth. endoplasmic reticulum
a cell organelle containing enzymes that digest particles lysosome
contains chlorophyll and other pigments, occurrs in plants and algae that carry out photosynthesis chloroplast
a complex of vesicles and folded membranes within the cytoplasm of most eukaryotic cells, involved in secretion and intracellular transport golgi apparatus
jelly like substance between the cell membrane and the nucleus cytoplasm
enables many protozoa, bacteria, spermatozoa to move about / swim about the cell flagellum
providing locomotion to protozoans and moving liquids along internal tissues in animals cilia

Prokaryotic and Eukaryotic cells Crossword

Type
Crossword
Description

What are the smallest units of life? cells
what is in the center of our cells? nucleus
What is a microscopic single-celled organism? Prokaryote
What is an organism consisting of a cell? Eukaryote
What is the semipermeable membrane surrounding the cytoplasm of a cell? cell membrane
Several structures with specialized functions, suspended in the cytoplasm of a eukaryotic cell organelle
What are the food producers of the cell? chloroplast
What are known as the powerhouses of the cell? mitochondria
What are the protein builders or the protein synthesizers of the cell? ribosomes
What is a complex of vesicles and folded membranes within the cytoplasm of most eukaryotic cells? Golgi bodies
What are organelles that contain digestive enzymes? lysosome
What is the material or protoplasm within a living cell, excluding the nucleus? cytoplasm
What is a tough and rigid outer layer that protects the cell and gives it shape? cell wall
What is a gelatinous layer forming the outer surface of some bacterial cells? capsule
What is a whip-like structure that allows a cell to move? flagellum
What is a small dense spherical structure in the nucleus of a cell during interphase? nucleolus
What is an irregularly shaped region within the cell of a prokaryote? nucleoid
What is a molecule that encodes genetic information for the development and functioning of living organisms? DNA
What is the colorless material comprising the living part of a cell? protoplasm
What is a network of membranous tubules within the cytoplasm of a eukaryotic cell? endoplasmic reticulum

Cell Organelle Crossword

Type
Crossword
Description

A specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own membrane. Little organs within the cell. Organelle
Shaped like a bean, this cell organelle helps take food and manufacture energy from it. It is known as the powerhouse of the cell. The energy it makes is ATP. Mitochondria
An elongated or disc-shaped organelle containing chlorophyll. This is the site of photosynthesis. Chloroplast
The cell's "skeleton" of microtubules which gives it shape, strength, and the capacity for directed movement Cytoskeleton
The control center of the cell, it contains the hereditary information and carries the instructions for making proteins. Nucleus
The organelles where proteins are made from the translation of RNA strands. Ribosome
Jelly-like substance that makes up the matrix of the cell body. Cytoplasm
a double-layered membrane that surrounds the cell. Also called the plasma membrane, it regulates what enters and leaves the cell. Cell Membrane
known as the garbage men, contains digestive enzymes to breakdown worn out cell parts or destroy foreign invaders Lysosome
modifying, sorting and packaging of proteins for secretion. Golgi Body
membrane system of folded sacs and interconnected channels that serves as a site for protein and lipid synthesis Endoplasmic Reticulum
found in fungi, plants, and bacteria. It surrounds the cell membrane and aids in support and structure of the cell. Cell Wall
They can be used to contain cellular waste, isolate materials that may be harmful to the cell, or hold water for plants. They are very versatile in their function Vacuoles

Plant Cell Crossword Puzzle

Type
Crossword
Description

The jelly-like fluid that is consistently flowing inside a cell. Cytoplasm
An organelle that packags and distributes proteins: it modifies and sends proteins to the correct place within the cell. Golgi Body
An organelle that store water and other excess materials not needed by th cell. Vacuole
An organelle that makes energy for the cell by breaking down sugars. Mitochondria
An organelle that makes proteins. Ribosomes
A rigid structure that gives support and shape to a cell. Only in plant cells. Cell Wall
A protective layer that overs the cell's surface. It controls the movement of particles in and out of the cell. Cell Membrane
An organlls that is responsible for destroying worn or damaged organelles. Lysosomes
An organelle only found in plant and algae cels where photosynthesis takes place (contains cchlorophll). Chloroplast
An organelle made up of folded membranes whose functions include making proteins, lipids, and proccessing other materials. Endoplasmic Reticulum
A web of proteins in the cytoplasm that keeps a cell's mebrane from collasping. Cytoskeleton
One of the structures in the nucleus that is made up of DNA and protein. Chromosomes
An organelle that contians genetic material. Nucleus
Inside of the nucleuos where ribosomes are made. Nucleolus
Controls the movement of praticles in and out of the nucleus Nuclear Membrane
A flexible boundary that controls the movemens of substamces into and out of the cell. plasma membrane
A fluid or air-filled cavity or sac. vesicle
The relaxed form of DNA in the cell's nucleus. chromatin
Projections that aid in locomotion and feding. Flagellum
The ageuous component of the cytoplasm of a cell, various organelles and particles are suspended. Cytosol

Cell Organelles Crossword

Type
Crossword
Description

This is the most outer lighting of the cell and it encloses all of the other cell organelles cellmembrane
This is a rigid layer that surrounds the plant cells. It is located on the outside of the cell membrane. cellwall
What is the fluid substance that fills the cell cytoplasm
This is a membrane bound organelle, and round in shape. most of the cells activities are directed by this nucleus
Darkly stained, is in the nucleus, and it aids in protein formation and RNA synthesis nucleolus
A porous double membrane layer surrounding the nucleus. nuclearmembrane
The semi-fluid inside the nucleus, contains genetic information and the nucleolus nucleoplasm
One of the largest organs of the cell, also known as the powerhouse of the cell mitochondria
They are found in the endoplasmic reticulum. The aid in the help of manufacturing proteins for the cell Ribosomes
Membrane bound organelles containing digestive enzymes. They break down waste products and detoxify the cell. lysosomes
small body located near the nucleus, centrioles are made here centrosome
a large network of interconnecting membrane tunnels. can sometimes be covered in ribsosmes to give it a "rough" appearance endoplasmicreticulum
Flattened stacks of membrane bound sacs. They function as a packaging unit golgiapparatus
These are organelles for storage. In plant cells they perform fuctions of secretion, excretion and storage Vacuoles
an elongated or disc-shaped organelle containing chlorophyll chloroplasts
Contains odiative enzymes, and helps with lipid destruction peroxisome
Hair like structures cilia
a network of fibers made of micro-tubule and micro-filament, give support and maintains shape of cell. cytoskeleton
microscopic channels which traverse plant cell walls and enables transport and communication plasmodesmata
Storage organelles, store starch for synthesis of fatty acids and terpenes plastids