1. What was the name given to the meteorite which was recovered from Antarctica and believed to have ancient, Martian, microbial life in it?
ALH84001
ALH84
ALH00184

2. Most astronomers believe how many cometary nuclei surround the solar system?
2 billion
600,000
100 million

3. Allan Hills ice field was the discovery site of the afore - mentioned meteorite but in what year was it discovered?
1994
1984
1997

4. How many meteorites in total, that have been recovered, do scientists believe originated on Mars?
1
5
12

5. What is believed by skeptics to have been present in liquid which seeped into ALH84001 as it layed at rest on Antarctica for 12,000 years?
Amino Acids
Deoxyribonucleic Acid
Fatty Acids

6. What in these Martian meteorites helps scientists to conclude that they're from Mars?
rock composition
trapped gases
trace radioactive elements

7. Carbonate globules in Martian meteorites were formed due to?
Carbon dioxide deposits
Lava flow
liquid water

8. What is the chemical name of the magnetides which scientists believe they found in ALH84001?
Ferric oxide
Iron oxide
Silicon dioxide

9. What kind of microprobe was used to exam and test the meteorite?
laser microprobe
fiber optic probe
ion microprobe

10. What protein contains essentially the same chain of 102 amino acids in almost all life - forms?
Histone - 4
NADH
Histone