QUESTIONS (TRUE/FALSE):
1. Dolly was the product of asexual reproduction.
2. Dolly and her nuclear donor/parent are identical "twins".
3. Telomeres prevent chromosomes from replicating.
4. Telomeres are a form of mRNA.
5. Telomeres consist of a series of repeated nucleotide sequences.
6. As telomeres get shorter, cells divide more rapidly.
7. Germ cells can maintain their telomere lengths.
8. Telomere shortening is the cellular equivalent of aging.
9. Transgenic animals can be detected through obvious physical traits.
10. Cloning can help produce large numbers of transgenic animals.

MULTIPLE CHOICE
11. Nuclear transfer:
a. Occurs naturally in nature
b. Can cause allergic reactions
c. Transfers an entire genome
d. Results in gender reversal
e. Resets telomere length
12. Transgenic animals:
a. Are more intelligent
b. Occur naturally in nature
c. Are the result of mutations
d. Carry extra genes
e. Have reduced life spans
13. The MHC:
a. Regulates growth
b. Identifies protein "friend" from "foe"
c. Occurs rarely in nature
d. All of the above
e. None of the above

14. Xenotransplants:
a. Are prohibited by Federal law
b. Can result in allergic reactions
c. Involve human to animal organ transfers
d. Result in species hybridization
e. Can cause Alzheimer's disease.

15. DNA can be found:
a. In cell nuclei
b. Mitochondria
c. Hydrogenosomes
d. Chloroplasts
e. a,b,c
f. a,b,d
g. a,c,d

ESSAY:
1. Discuss the pros and cons of human cloning.
2. Explain the role of telomeres in the regulation of cell aging.
3. Discuss a theory of mitochondrial evolution in eukaryotic cells.
4. Describe the cloning process.
5. Why is there a question regarding Dolly's fertility?