Ib Bio Questions

10 Questions  I  By Keholmberg on April 13, 2010
Practice IB HL Biology questions, enjoy.

  
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1.  Which of the following could be a function of a membrane protein?
A.
B.
C.
D.
2.  What can reduce the effect of a competitive inhibitor of an enzyme?
A.
B.
C.
D.
3.  Which of the following features are correct for hydrogen bonding?I.    It is involved in the cohesion of water.II.    It results in the thermal properties of water.III.    It is a bond within the water molecule.
A.
B.
C.
D.
4.  In which part of the digestive system is most water re-absorbed?
A.
B.
C.
D.
5.  Which of the following could cause denaturation of an enzyme?
A.
B.
C.
D.
6.  What is one role of the element phosphorus?
A.
B.
C.
D.
7.  Which molecule is a monosaccharide?
A.
B.
C.
D.
8.  What is a role of carbohydrates in animal cells?
A.
B.
C.
D.
9.  Which of the following reactions occurs when a dipeptide is formed from amino acids?
A.
B.
C.
D.
10.  Which is not a primary function of protein molecules?
A.
B.
C.
D.
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