Cell Structure Flashcards
1
Q
What is the only cell type in the body with no nucleus?
A
Red blood cell
2
Q
What are 4 key characteristics of a eukaryote?
A
- membrane-bound nucleus
- more complex than prokaryote
- compartmentalised
- cytoskeleton
3
Q
What is the average size of a nucleus?
A
5 – 7 µm
4
Q
What do ribosomes make?
A
Proteins
5
Q
What is the nucleolus?
A
a region where ribosomal RNA synthesis takes place
6
Q
What is a nuclear envelope?
A
a double layer (phospholipid bilayers) which contain nuclear pores that control passage in and out
