Prokaryotic and Eukaryotic cells (difference between internal structures) Flashcards
What are prokaryotic cells?
a type of bacteria
what are some examples of prokaryotic cells?
cocci, bacilli, spirilli
Are prokaryotes multicellular or unicellular?
unicellular
Do prokaryotes have a nucleus?
no
Prokaryotes have a cell wall that surrounds the…
cell membrane
What happens when prokaryotes carry DNA through the cytoplasm?
it is organised into single circular chromosomes
what is the layer of sticky material that cover the cell wall called?
a capsule
what are the hair-like structures that project from the cell wall called?
pili
what are the filaments attached to the cell wall called?
flagella
what are the small loops of DNA in the cytoplasm that are separate from the chromosome called?
plasmids
do eukaryotic cells have a nucleus?
yes
what is the structure of a eukaryotic cell?
well-defined organelles
What happens when eukaryotes carry DNA through the nucleus?
organised into a set of linear chromosomes
what kind/size of eukaryotic cells exist in animal and plant cells?
large numbers of similar cells
what kind of eukaryotic cells exist in protists?
single cells
do plant cells have a cell membrane surrounded by a cell wall?
yes
do animal cells have a cell membrane surrounded by a cell wall?
no
do plant cells have large permanent vacuoles?
yes
do animal cells have large permanent vacuoles?
no
do plant cells carry membrane-enclosed organelles called chloroplasts?
yes
do animal cells carry membrane-enclosed organelles called chloroplasts?
no
