ILA Flashcards
1
Q
Which enzyme unwids supercoiled DNA?
A
Topoisomerase
2
Q
Where are the ribosomes assembled?
A
INSIDE the nucleus
3
Q
Capillary occlusion is thought to occur by …
A
Endothelial damage causing multicellular (platelets, white cells) aggregates which occlude the capillary.
4
Q
An acute pain crisis is typically caused by a capillary occlusion in the …
A
Bone
5
Q
Sickle cell disease can be treated with hydroxyurea because it …
A
Increases the synthesis of HbF (foetal Hb), which has a greater affinity for oxygen than HbA.
6
Q
In hypoxia, the abnormal HbS…
A
polymerises
