WorksheetsMembranes
Total questions: 6
Worksheet time: 3mins
Name
Class
Date
1.
Unsaturated fatty acids from animals are
a)
All cis-
b)
Predominantly cis-, some trans-
c)
Predominantly trans-, some cis-
d)
Equimolar cis- and trans-
2.
Which fatty acid oxidizes more rapidly?
a)
linoleic
b)
linolenic
c)
palmitic
d)
oleic
3.
Membrane-spanning α-helices usually comprise
a)
20-30 amino acid residues
b)
10-20 amino acid residues
c)
30-40 amino acid residues
d)
20-40 amino acid residues
4.
Glucose is transported inside the cell predominantly by
a)
ATPase
b)
Passive diffusion
c)
Transport is negligible
d)
Permease
5.
Na,K-ATPase moves per catalytic cycle
a)
Three Na+ in, three K+ out
b)
Two Na+ in, three K+ out
c)
Three Na+ out, two K+ in
d)
Na,K-ATPase shows a random stoichiometry
6.
Insulin receptor is a
a)
tyrosine kinase
b)
serine kinase
c)
threonine kinase
d)
aspartate kinase
100 %
