Cells Flashcards
Prokaryotic
A cell with nuclear material floating freely inside cytoplasm
Eukaryotic
A cell with a nuclear material inside a true membrane bound nucleus
Can eukaryotic be unicellular
Yes
Has all parts it needs, can be unicellular, yeast
Multicellular mean
Has more then 1 cell, ex human
Unicellular mean
1 cell, hydra
Process info
Nucleus, chromosomes
Synthesizes make and transports
Ribosomes
Reycles material
Lysosomes
Obtains energy
Vacuoles, mitochondria
Interacts with outside world
Cell membrane
Cell wall
Cells
Basic unit of structure in all living things
Tissues
Group of cells work together to do same job
Organs
Main working part of plants and animals
Organ systems
Similar organs doing same job
Ex. Skeletal, digest
Organism
Living thing, 6 requirements for life
Ex yeast plankton, bacteria
Body’s largest organ
Skin
Y can’t use arm muscles to breath
Each group of cells has special function,
2 advantages of being unicellular
More complex
Specialized cells
Who discovered cells in 1665
Robert Hooke
1st cells observed
Not living
Y think cells in plants not animals
Found cork, cork in plants not animals
Anton vee Leeuwenhoek
Earliest and most successful observer of cells, 1st of observe alive cells
What organisms did Anton discover
Wee beasties
Difference between cell wall and cell membrane
Cell wall- support structure
Membrane-keeps organelles in foreign out
