lqc 3a exam qs Flashcards
1
Q
complete the table
A
2
Q
complete the table
A
3
Q
name 6 structures that are present in prokaryotic cells but absent in animal cells
A
slime layer, cell wall, circular dna, plasmids, 70s ribosomes, pili
4
Q
describe how dna is organised in a bacterial cell
A
larger circular dna, dna not associated with histone proteins, small plasmids, located in the cytoplasm not the nucleus
5
Q
describe the structure of a virus
A
genetic material, single stranded, capsid, envelope may be present, glycoproteins, some viruses contain enzymes