Unformatted text preview: 27. DNA: ' l .
a) exists as a double helix ’ - -
' lb) contains bases attached directly to phosphate groups ' ‘
‘ contains two polynucleotide strands linked to each other by hydrogen bonds
both a and c are correct '
e) all of the above are correct 28L All of the following molecules are CORRECTLY MATCHED with their location or function EXCEPT:
. glycogen -‘ liver ./
ﬁbronectin - plant cell walls
c) spectrln _ — erythrocyte cytoskeletoul/
d) hemoglobin - erythrocyte/ , e) chlorophyll ‘ - ‘ thylakoid membrane/ ,. 29. Which of the following CORRECTLY describes a junction between animal Cells in
hich small molecules and ions can pass from cell to cell?
é gap junction ' '
c) tight junction
e) none of the above 30. Which of the following is used as an energy storage molecule in animals ?
a) cellulose '
b - glucose
e) starch ...
View Full Document
- Summer '08