Prokaryotes and Eukaryotes- unit 2 Flashcards
All cells are enclosed by an outer structure called the _________ __________.
cell membrane (also called plasma membrane)
All cells are filled with _________ and contain structures called ________.
cytoplasm, ribosomes
What are the four types of eukaryotic cells cells?
1- plants
2- animals
3- protists
4- fungi
Are prokaryotes single-celled or multi-cellular organisms?
single celled
(unicellular)
Who was the first person to discover cells through a microscope?
Robert Hooke
True or False: Cells are the smallest units of life.
True
Can new cells be produced from existing cells?
Yes
What are cells?
The basic units of structure and function in living things.
True or False: All cells contain DNA.
True
Cells are categorized by the presence of the _________.
Nucleus
Do prokaryotes have a nuclues?
No
Which type of cell is more complex?
eukaryotes
Which type of cell is simpler?
prokaryotes
Do prokaryotes separate their genetic material?
No
What are 2 examples of prokaryotes?
bacteria and archaea
True or False: Eukaryotes are cells with a nucleus.
True
Which type of cells have organelles?
Eukaryotes
True or False: The nucleus in eukaryotes separates genetic material from the rest of the cell.
True
What are examples of eukaryotes?
-animal cells
-plant cells
-protist cells
-fungi cells
Eukaryotes contain ________ of structures (not an exact number).
dozens
