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28 Cards in this Set

  • Front
  • Back
Name 4 parts of the cell theory
1.all cells come from preexsisting cells
2.the cells of all living things carry on similar chemical traits
3.the cell is the basic unit of all living thing
4.all cells carry on metobolic activities in organelles
METRIC SYSTEM:

1 meter
100 centimeters
METRIC SYSTEM:
100 centimeters
1,000 millimeters
METRIC SYSTEM:
1,000 millimeters
1,000,000 micrometers(microns)
METRIC SYSTEM:
1,000 micrometers
1 milliliter
What are organelles?
little organs of the cell
what does the nucleus do?
-The control center
-Contains DNA in its chromosomes
-Divides when the cell divides
What does the nuclear membrane do?
-Surrounds the nucleus(allows certain matiriels to leave and enter)
What is a nucleolus?
-Round organelle in the nucleus(usually a pair)
-Involved with the synthesis of RNA
What are ribosomes?
-Sites of protein synthesis in the cytoplasm
-May be free in the cytolplasm or attatched to the endo plasmic reticulum
What is cytoplasm?
-Fluid like matirial between the cell membrane and the nucleus
-Over 80% water
-Were there r most organells
What is a vacule?
-membrane cytoplasmic spaces containg matiriel
****CRUCIAL IN 1 CELLED ORGANISMS****
WHAT IS A FOOD VACULE?
ITS STORES AND DIGESTS FOOD
WHATS IS A CONTRACTILE VACULE?
PUMPS EXCESS WATER FROM CELLS MAINTAING HOMEOSTASIS
WHATS IS A MITOCHONDRIAN?
-POWERHOUSE OF THE CELL
-CONTAINS RESPOTORY ENZYMES THAT MAKE ATP
-MAY CONTAIN DNA/SELF DUPLICATING
-FOUND IN GREATER NOS. IN ACTIVE CELLS
WHAT IS A PLASMA (CELL) MEMBRANE?
-SURRONDS THE CELL
-IS SEMI PERMIABLE THUS MAINTAING CHEMICAL HOMEOSTASIS
-CONSISTS OF 2 LAYERS OF FAT OR LIPID
"FAT SANDWICH"
-FLUID MOSAIC
WHAT IS A CENTRIOLE?
A CYLINDRICAL STRUCTURE FOUND IN THE CYTOPLASM (FUNCTIONS DURING THE DIVISON OF ANIMAL CELLS)
WHAT IS A CELL WALL?
A NONLIVING STRUCTURE THAT SURRONDS AND SUPPORTS THE CELL
WHAT ARE CHLOROPLASTS?
A GREEN DOUBLE MEMBRANE CONTAING THE GREEN PIGMANT CHLOROPHYL
WHAT IS PHOTOSYNTHESIS?
THE CONVERSION OF LIGHT ENERGY TO CHEMICAL ENERGY BY THE CHLOROPHYL IN THE CHLOROPLAST
WHAT IS THE OVERALL NET EQ'N FOR PHOTOSYNTHESIS?
6 WATER+6 CARBON-DIOXIDE YEILDS GLUCOSE
what is a cell?
unit of structure of all life
WHAT IS A TISSUE?
COMPOSED OF GROUPS OF SIMILLAR CELLS
WHAT IS A CELL?
UNIT OF STRUCTURE IN ALL LIFE
WHAT ARE TISSUE?
COPOSED OF GROUPS OF SIMMILAR CELLS
WHAT ARE ORGANS?
GROUPS OF TISSUE FUNCTIONING TOGETHER
WHAT ARE ORGAN SYSTEMS?
GROUPS OF ORGANS FUNCTIONING TOGETHER
WHATS CONCENTRATION GRADIENT?
THE DIFFERNCE IN CONCENTRAION IN 2 REGIONS