1 Cell Biology - Prokaryotic and Eukaryotic Cells Flashcards
State a key difference between prokaryotes and eukaryotes.
Prokaryotes do not have a nucleus. Eukaryotes do.
State one organism that is prokaryotic.
Bacteria
Prokaryotes have a cell wall. True or false?
TRUE
Some bacteria have an extra layer on top of their cell walls. What is the name of that layer?
Slime capsule
Where does the genetic material of a prokaryotic cell exist?
Cytoplasm
What is a difference between prokaryotic and eukaryotic DNA?
Prokaryotic DNA is not bound in a membrane and can be found as circular plasmids in the cytoplasm. Eukaryotic DNA is enclosed in the nucleus.
What is the name of extra small DNA rings found in some prokaryotes?
Plasmid
What is the function of flagella?
To allow the cell to swim and move around
State a difference between animal cells and bacteria.
A: No cell wall, no plasmids, have nucleus. ; B: Cell wall and plasmid, no nucleus
What is the function of the slime capsule?
Protect the cell