C3 L2 - Levels Of Organization Flashcards
Unicellular organisms
Do things needed for survival within one cell
____ have a cell without membrane bound
Prokaryotic
_____ have a nucleus surrounded by a membrane
Eukaryotes
Multicellular organisms
All cells come from one cell- a fertilized egg
Different cell types use different parts of instructions on Chromosomes
Animal Stem Cell
Unspecialized cell that are able to develop in many different cell types
What is Animal Stem Cells important for
Repair and replacement cells
Plant cells
Unspecialized cells grouped in organs
Organs found in
Different areas of a plant
Plant cells can be part of
Stems , flower, or roots
Pro
Before
How many chromosomes in a nuclei
46
Levels of Organization
Tissues Organs Organ Systems Organism TOSO
Tissues
Groups of similar cell that work together for similar task
Humans have 4 main types
Muscle , connective , nervous, epithial
Plants have three main types
Dermal ,vascular, ground
Organs
Groups of different tissues working together to perform a particular job
Animals example for organs
Stomach
Plants example in organs
Leaves
Organ system
Groups of different organs that work together to complete a series of task
Animals example organ systems
Digestive system
Plants have 2 major organ systems
Shoot system
Root system
Shoot system
Leaves stems flowers
Organism
Multicellular organisms have many organ systems to carry out jobs needed to survive
Each organ system ___
Depends on others
Generalize the levels of organization
Cell Tissues Organ Organ systems Organism
TOSO=
Cell Tissues Organs Organ system Organism
Nucleus = #
1
Nuclei = #
Plural
When a cell divides each cel
Has some
