Extranuclear Inheritance Flashcards
1
Q
How many chromosomes her organelle?
A
> 1
2
Q
What is the endosymbiosis hypothesis?
A
Mitochondria and chloroplasts derived from symbiotic bacteria that initially lived inside cells of ancestors of all eukaryotes (mitochondria) and ancestors of green algae and plants (chloroplasts).
3
Q
What organelle did cyanobacteria give rise to?
A
Chloroplasts
4
Q
Does mitochondrial and chloroplast DNA inheritance obey Mendelian patterns of inheritance?
A
No
5
Q
Weakness of what tissue is common in mitochondrial disorders?
A
Muscle
6
Q
What is heteroplasmy?
A
Presence of multiple types of mitochondria or chloroplasts within a cell.
