Which is (are) true of lipids?
A) They are a major structural element of all cell membranes.
B) They act as gatekeepers of the cell.
C) They demark the inside vs.the outside of the cell.
D) They are a heterogeneous group of molecules.
E) All of the choices are correct.
Correct Answer:
Verified
Q44: The most important molecule(s)in the world is(are)
A)water.
B)protein.
C)carbohydrates.
D)nucleic
Q45: Side chains are important to proteins because
Q46: The characteristic common to all lipids is
Q47: The purines of DNA are
A)adenine and guanine.
B)thymine
Q48: Which is true of nucleotides?
A)They are the
Q50: L-amino acids occur in proteins and are
Q51: Dehydration reactions are involved in
A)the formation of
Q52: The end of the nucleic acid chain
Q53: The -OH group in a carbohydrate
A)may be
Q54: The carbohydrate(s)found in nucleic acids is/are
A)ribose.
B)glucose.
C)galactose.
D)deoxyribose.
E)ribose AND
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