12.5 Studying Cells Flashcards
1
Q
what is a cell
A
the basic unit of life
2
Q
all cells in multicellular organisms will have the same…
A
basic structure
3
Q
in the organism a cell will be related to its…
A
function
4
Q
eukaryotic cell definition
A
- ‘true nucleus’
- DNA of eukaryotes is enclosed by a nuclear membrane
- cells have membrane bound organelles
- linear DNA molecules coiled around histone proteins to form chromatin
5
Q
all eukaryotic cells
A
plants, algae, animal, protozoan, fungi
6
Q
4 eukaryotic kingdoms
A
1 animalia
2 plantae
3 protoctista (algae, protozoa)
4 fungi (unicellular yeast cells)
7
Q
plant cells have…
A
CELLULOSE cell walls
8
Q
what do algal cells contain
A
chloroplasts -> photosynthesis
(protoctista)
9
Q
characteristics of fungi
A
- multi-cellular fungi have cells joined -> long hyphae
- cell walls made from CHITIN
