en CR The Cell 38 Cell:The basic unit of living things Organization:One characteristic of living things Energy:Organisms cannot live without this Sunlight:Where almost all forms of life get their energy from Unicellular:Made of a single cell Multicellular:Made of many cells Microscope:An instrument that makes an object appear bigger Hooke:This scientist gave the cell its name Theory: A widely accepted explanation of things observed in nature Diphtheria:A disease people died from in the 1800s Pasteurization:A process in which heat is used to kill bacteria Germs:Pasteur referred to microorganisms he observed as these Anthrax:One of the diseases Pasteur's work led to create a vaccine for Paramecium: A unicellular organism Volvox: A group of multicellular organisms Micrometer:Unit of measurement used to describe cells SEMMicroscope:a microscope in which a cell must be coated in a heavy metal TEM Microscope:a microscope in which the electrons pass through a thin slice of cell Light Microscope:instrument used to observe living cells Cell Membrane:encloses the inside of each cell Cytoplasm:a gelatin like material found inside the cell membrane Prokaryotic:type of cell where genetic material is found in the cytoplasm Eukaryotic:type of cell where the genetic material is found in the nucleus Organelle:word used to describe any part of a cell inside the cell membrane Nucleus:place where most of the genetic material is located Cell Wall:Plant cells have this Chloroplasts:organelles in which the energy from sunlight is used to make sugars Mitochondria:organelles that use oxygen to get energy Ribosomes:organelles that build proteins EndoplasmicReticulum:A system of twisting and winding membranes Vesicles:These organelles carry processed materials GolgiApparatus:this organelle finishes processing materials made by the endoplasmic reticulum Vacuoles:holds water, waste, other materials Lysosomes:contain chemicals that break down nutrients Archae:Greek word that means ancient ThermalVents:deep in the ocean where there is extreme heat and little oxygen Bacteria:An example of a prokaryotic cell Eukarya:cells with a nucleus Cilia:hair like strands that allow paramecium to move Specialization:specific types of cells perform specific functions Tissue:a group of similar cells Organ:made of different tissues working together to perform a particular function Forty:Approximate number of organs humans have Human:An example of a complex organism Model:A device used to study cell structures Franklin:scientist who used x-rays to produce images of DNA WatsonandCrick:two scientists that made a 3-D model of DNA Flagella:organelle that allows movement

The Cell

												1									2
							3							4					5
			6							7
														8		R
		9
									10						11	U	12
								13
			14			15													16

17				18 B													19				20
												21
				22									N
	23
						24
	A
								25
	26											27								28 O

29					30
													31			32		P
			33
	34
							35						S

36

											37		P

Across:

4.	contain chemicals that break down nutrients
6.	a group of similar cells
8.	deep in the ocean where there is extreme heat and little oxygen
9.	These organelles carry processed materials
10.	A unicellular organism
14.	Pasteur referred to microorganisms he observed as these
16.	Organisms cannot live without this
19.	Plant cells have this
22.	encloses the inside of each cell
24.	Made of a single cell

26.	type of cell where the genetic material is found in the nucleus
27.	cells with a nucleus
29.	hair like strands that allow paramecium to move
30.	A widely accepted explanation of things observed in nature
31.	organelles in which the energy from sunlight is used to make sugars
34.	This scientist gave the cell its name
35.	a gelatin like material found inside the cell membrane
36.	two scientists that made a 3-D model of DNA
37.	A disease people died from in the 1800s

Down:

1.	One of the diseases Pasteur's work led to create a vaccine for
2.	Approximate number of organs humans have
3.	place where most of the genetic material is located
5.	Made of many cells
7.	An example of a complex organism
11.	The basic unit of living things
12.	organelles that use oxygen to get energy
13.	Greek word that means ancient
15.	A device used to study cell structures
17.	a microscope in which the electrons pass through a thin slice of cell

18.	An example of a prokaryotic cell
20.	instrument used to observe living cells
21.	holds water, waste, other materials
23.	organelle that allows movement
25.	Unit of measurement used to describe cells
28.	made of different tissues working together to perform a particular function
28.	word used to describe any part of a cell inside the cell membrane
32.	organelles that build proteins
33.	A group of multicellular organisms

The Cell

Across:

4.	contain chemicals that break down nutrients
6.	a group of similar cells
8.	deep in the ocean where there is extreme heat and little oxygen
9.	These organelles carry processed materials
10.	A unicellular organism
14.	Pasteur referred to microorganisms he observed as these
16.	Organisms cannot live without this
19.	Plant cells have this
22.	encloses the inside of each cell
24.	Made of a single cell

26.	type of cell where the genetic material is found in the nucleus
27.	cells with a nucleus
29.	hair like strands that allow paramecium to move
30.	A widely accepted explanation of things observed in nature
31.	organelles in which the energy from sunlight is used to make sugars
34.	This scientist gave the cell its name
35.	a gelatin like material found inside the cell membrane
36.	two scientists that made a 3-D model of DNA
37.	A disease people died from in the 1800s

Down:

1.	One of the diseases Pasteur's work led to create a vaccine for
2.	Approximate number of organs humans have
3.	place where most of the genetic material is located
5.	Made of many cells
7.	An example of a complex organism
11.	The basic unit of living things
12.	organelles that use oxygen to get energy
13.	Greek word that means ancient
15.	A device used to study cell structures
17.	a microscope in which the electrons pass through a thin slice of cell

18.	An example of a prokaryotic cell
20.	instrument used to observe living cells
21.	holds water, waste, other materials
23.	organelle that allows movement
25.	Unit of measurement used to describe cells
28.	made of different tissues working together to perform a particular function
28.	word used to describe any part of a cell inside the cell membrane
32.	organelles that build proteins
33.	A group of multicellular organisms