1. One of the five major classes of immunoglobulins. 4. Italian
chemist noted for work on polymers (1903-1979). 9. Upright
consisting of a vertical side member of a door or window frame.
13. A defensive missile designed to shoot down incoming
intercontinental ballistic missiles. 16. Of or relating to a
member of the Buddhist people inhabiting the Mekong river in
Laos and Thailand. 17. (informal usage) A general feeling of
boredom and dissatisfaction. 18. Type genus of the Amiidae. 19.
Electronic equipment that provides visual images of varying
electrical quantities. 20. Primitive chlorophyll-containing
mainly aquatic eukaryotic organisms lacking true stems and roots
and leaves. 22. A small recess opening off a larger room. 23. A
device that, on receiving radar signals, transmits coded signals
in response to help navigators determine their position. 25.
Israeli statesman (born in Russia) (1898-1978). 27. Absence of
one of both testes. 29. A deficiency of red blood cells. 32.
See, as with attention. 33. Hormone