Course

Anatomy & Physiology

Study Pack

Set 3 Chemistry

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Question 1

(Multiple Choice)

Free
What happens to blood hydrogen ion levels as carbon dioxide levels rise?

A)They go up.
B)They go down.
C)There is no change.

Answer

Question 2

(Multiple Choice)

Free
What does enzyme specificity mean?

A)Enzymes do not change or degrade after a reaction.
B)An enzyme is able to speed up several different chemical reactions
C)Enzymes can only bind to one type or shape of substrate .
D)Enzymes require a specific temperature and pH for optimum activity

Answer

Question 3

(Multiple Choice)

Free
Which is an example of surface tension?

A)Absorption of heat by the surface of a solution
B)Cohesion of water molecules at the air and water boundary of the alveolus
C)Hydrolysis reactions of water molecules and salts
D)Tendency for evaporation on the surface of a solution

Answer