Cell Theory Flashcards
1
Q
State the three theories
A
basic unit of life;
all organisms are made up of cells, metabolism processes and heredity;
all cells arise from pre-existing cells by cell division;
2
Q
Explain basic unit of life
A
an individual cell can perform all the functions of life
3
Q
Reasons for endosymbiont theory
A
Similar with bacteria
- Double membrane
- Free ribosomes, circular DNA
- Grow and repx independently
4
Q
Explain endosymbiont theory
A
Euk cells engulfed O2 using nonphotosynthetic prok;
Engulfed cell became endosymbiont;
Evolved into mitochondria;
Took up photosynthetic pro.
-> chloroplast
