1. Which of the following statements
is TRUE of smallpox?
is usually sexually
b) A certain percentage of people who are vaccinated against smallpox will develop the disease
result of the vaccine, or perhaps will die as a resuit of the vaccine.
c) It is hard to know whether someone has already had smallpox.
is caused by a bacterium.
e) more than one of the above
2. A hypothesis
a) the result of an experiment
b) a scientffic conclusion
c) based on a theory
d) a suggested explanation of something
e) both c) and d) are correct
3. Which of the following represents
the correct organizational sequence
a) protein, nerve cell, nerve
tissue, brain, nervous system
b) brain, nerve tissue, population of cells, organ system
c) organ, cell,
tissue, organ systenr"
d) nerve tissue, nerve cell, organ systern, spinal cord, brain
e) cell, molecule,
tissue, organ system
4. This is the smallest unit that can efst as a separate,
5. As a result of eating bananas,
your blood potassium
level rises. What should happen as a homeostatic
a) The blood potassium
level offat its new value.
b) The blood potassium
level should continue
c) The blood potassium
level should return to its former value.
6. If you skip a meal, which of the following would occur?
levels will rise.
b) Insulin levels will rise.
c) Both a) and b)
d) Neither a) nor b)
7. Which of the following is TRUE of untreated Type I diabetes?
a) Insulin is produced, but target cells do not respond.
b) It usually occurs in children.
c) Blood sugar
tend to be very low.
d) more than one of the above
8. Which specific molecule
is known as "blood sugar"?
9. The nucleus of an atom contains:
a) neutrons and electrons
b) protons and electrons
c) neutrons only
d) neutrons, protons, and electrons
e) neutrons and protons
10. Which of the following statements
a) Atoms with different atomic numbers are isotopes of each other.
b) Isotopes of an element must have different numbers of electrons.