Molecular structures Flashcards
1
Q
What disease has a subtype in which transport of a key transport protein is arrested in the rough ER?
A
cystic fibrosis
2
Q
What is the reason for the lack of organelles in red blood cells?
A
red blood cell precursors did have organelles but they were degraded during maturation
3
Q
What is the function of a nucleolus?
A
ribosome assembly
4
Q
What is the function of actin and myosin?
A
cell movement and contraction
5
Q
What is the function of microtubules?
A
organelle movement and tracking
6
Q
Where is the site of membrane synthesis in eukaryotic cells?
A
rough endoplasmic reticulum
7
Q
What is the main feature of the lumen of the lysosome?
A
it has a strongly acidic pH
8
Q
How does mRNA access ribosomes for translation?
A
nuclear pores
