Type
Crossword
Description

I am the host of aerobic respiration (with oxygen) Mitochondrion
I allow oxygen, carbon dioxide, glucose and other substances to enter the cell Cell Membrane
I contain chlorophyll Chloroplast
I maintain the cell's shape Cell Wall
I contain the cell's genetic information (in plants and animals) Nucleus
I store cell sap- I cause the cell to become turgid/flaccid Vacuole
I am the organelle responsible for protein-synthesis Ribosome
I am a jelly-like substance where many chemical reactions occur Cytoplasm
I am a small, circular ring of DNA Plasmid DNA
I am a large, loose strand of DNA, without a nucleus to surround me Chromosomal DNA

Biology cells crossword puzzle

Type
Crossword
Description

the control center of the cell: contains DNA as chromatin nucleus
the fluid boundary surrounding all cells: made primarily of lipids plasma membrane
the rigid, protective outer barrier of some cells. in plants the cell wall is made of cellulose cell wall
the powerhouse of the cell. the site of cellular respiration. mitochondria
areas of the cell used for storage of water and waste vacuoles
the site of protein synthesis. found free in the cytoplasm as well as attached to the Rough ER. found in ALL CELLS ribosomes
the site of photosynthesis in plant cells chloroplasts
a network of membranes used for intracellular transport of molecules endoplasmic reticulum
the gel-like substance that supports the organelles within the cell cytoplasm
organelles containing digestive lysomes
a cell without a nucleus or membrane-bound organelles prokaryotic cell
a cell with a nucleus and membrane-bound organelles eukaryotic cell
two kingdoms of organisms made up of prokaryotic cells bacteria
a circular piece of DNA, separate from the main genome found in bacteria and often used in bacterial transformation plasmid
the fact that certain cells have structures that allow them to carry out their intended function cell specialization
the turning on and off of genes that allows cells to become specialized cell differentiation
a cell with many branching projections nerve cell
cells that are specialized to contract and cause movement muscle cell
cells that are specialized to carry oxygen within the body red blood cell
cells that are specialized to attack and engulf pathogens that enter the body white blood cell
male reproductive cells. they are haploid and have flagellum to allow for movement sperm cell
stem cells that have had some genes turned off, so they can become only certain types of cells within the body adult stem cells
stem cells with the complete genome, still able to become any type of cell within the body embryonic stem cells

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 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

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

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 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

Cells Answer Key Crossword

Type
Crossword
Description

The basic building blocks of all living things. Cell
A group of similar cells that live and work together Tissues
A collection of tissues joined in a structural unit to serve a common function. Organ
A group of organs that work together to perform one or more functions. Organ System
An individual life form. Organism
Surrounds the cytoplasm of a cell and gives the cell structure and support. Cell Membrane
A gel-like substance inside the cell that contains all the cell parts and organelles. Cytoplasm
A group of tissues that work together to perform a specialized function or functions. Organelles
Molecules that contain all the genetic material and traits for each organism. DNA
Molecules are single stranded nucleic acids composed of nucleotides. RNA
A type of plastid that contains chlorophyll which is where photosynthesis takes place. Chloroplast
An organelle that modifies,sorts,and packs molecules and stores or sends it when needed. Golgi Complex
Often known as the "powerhouses" of the cell, this organelle generates energy for the cell through cellular respiration.​This means it takes in nutrients from the cell, breaks it down, and turns it into energy. Mitochondria
An organelle in both plant and animal cells that provides support and participates in a variety of cellular functions including storage, protection, and growth. Vacuole
Sacs of enzymes that digest food, water, and waste Lysosomes
Extensive network of membranes composed of both regions with ribosomes (rough ER) and regions without ribosomes (smooth ER). Endoplasmic Reticulum
Tiny structures bound by a membrane that contain enzymes that produce hydrogen peroxide as a by-product. Peroxisomes
The outermost covering of a cell that protects the cell and gives it shape & support. Cell Wall
Multicellular organism Eukaryote
Unicellular organism Prokaryote
Organisms made up of only one cell Unicellular Organisms
Organisms made up of two or more cells Multicellular Organisms
Chemical compound that contains carbon atoms. Organic Compound
Molecules that allow organisms to transfer genetic info from one generation to the next. There are two types of nucleic acids: DNA and RNA. Nucleic Acid
Consisting of RNA and proteins, they are responsible for protein production and assembly. Ribosomes
A substance made entirely of one type of atom. Element
The smallest unit of a substance that maintains the properties of that substance. Atom
Membrane bound structure that contains the cell's hereditary information and DNA. Also controls all of the cells activities. Nucleus
A membrane which surrounds the genetic material and nucleus in eukaryotic cells. Nuclear Membrane
A structure inside the cell nucleus that rewrites ribosomal RNA (rRNA) and combine it with proteins, results in the formation of incomplete ribosomes. Nucleolus
Tubelike structures that aid in cell division and Celiogenesis, are generally are found close to the nucleus Centrioles
A theory that descibes the basic characteristics of all cells and organisms. It is one if the foundational ideas of modern biology Cell Theory

Protein Synthesis Crossword

Type
Crossword
Description

double membrane that acts as the storehouse for most cell's DNA Nucleus
molecule that allows for transmission of genetic information and protein synthesis RNA
monomer that forms DNA Nucleotide
in which two strands wind around one another, to that of a twisted ladder Double Helix
process by which DNA is copied Replication
enzyme that makes bonds between nucleotides DNA polymerase
either of the two sides that make up a double helix of DNA complementary side
matches Thymine and Uracil Adenine
matches with Cytosine Guanine
matches with Guanine Cytosine
matches with Adenine Thymine
matches with Adenine Uracil
nitrogenous base, has two circular ring structures, A, G match with a pyrimidine Purine
organelle that links amino acids together to form proteins Ribosome
nitrogenous base, has one circular ring structure, C, T match with purine Pyrimidine
process of copying a nucleotide sequence of DNA Transcription
process by which mRNA is decoded and a protein is produced Translation
enzyme that catalyzes the synthesis of a complementary strand RNA polymerase
carries genetic information from the nucleus to the cytoplasm Messenger RNA
RNA that is in the ribosome and guides the translation of mRNA into a protein Ribosomal RNA
form of RNA that brings amino acids to ribosomes during protein synthesis Transfer RNA
sequence of three nucleotides that codes for one amino acid Codon
sequence of three nucleotides in a tRNA molecule that binds to a complementary mRNA codon during translation Anticodon
molecule that makes up proteins, composed of carbon, hydrogen, oxygen, nitrogen and sometimes sulfur Amino Acid
Polymer composed of amino acids linked by peptide bonds; folds into a particular structure depending on bonds between amino acids Protein

Cell Organelles: Structure and Function Crossword Puzzle

Type
Crossword
Description

Controls the movement of materials in and out of the cell. CELLMEMEMBRANE
Rigid structure which provides support and protection in plant cells. CELLWALL
Manufactures proteins for the cell to use. CENTRIOLES
Allows plants to make their own food. CHLOROPLAST
Contains DNA and is found in the nucleus. CHROMOSOMES
Jelly-like material the organelles are found in. CYTOPLASM
Series of canals used to transport materials in the cell. ENDORETICULUM
Packages useful materials GOLGICOMPLEX
Contain enzymes which break down food and digest wastes and worn out cell parts. LYSOSOMES
Provides energy for the cell. MITOCHONDRION
Manufactures ribosomes. NUCLEOLUS
Controls all cell activities. NUCLEUS
Holds water, food and waste materials. VACUOLE

Plant Cells vs. Animal Cells Crossword

Type
Crossword
Description

This type of cell is rectangular in shape. plant
Animal cells are ______ in shape. irregular
This organelle is larger in a plant cell compared to it's size in an animal cell. vacuole
These green organelles are located in a plant cell, but not an animal cell. chloroplasts
The reason plant cells maintain their shape. cell wall
A plant cell is _____ than an animal cell. larger
An animal cell has many _____ vacuoles. small
This organelle in an animal cell contains digestive enzymes. lysosome
A(n) _____ cell has no cell wall. animal
The animal cell is _____ in size than the plant cell. smaller
Chloroplasts are the sight of ______ in a plant cell. photosynthesis
The organelle in the nucleus that helps make ribosomes; located in both plant and animal cells. nucleolus
This ER, located in both kinds of cells, has ribosomes making proteins. rough
_____ cells have the organelle that contains the DNA site where RNA is made. both
Both animal and plant cells have _____ different endoplasmic reticulums. two
Plant and animal cells are _____. eukaryotic
This site of cellular respiration is in both plant and animal cells. mitochondria
Both cells have this jelly-like substance that contains the organelles. cytoplasm
A plant cell has a cell wall AND a _______, unlike the animal cell. cell membrane
This "post office" organelle is located in both cells. golgi complex