1 Skin tumor 2 Outermost membrane surrounding a fetus 3 Down in the mouth? 4 Spherically shaped bacteria 5 Anatomically throbbing 7 Peculiar datum 8 Student's ____ (statistical procedure) 9 W 16 Its atomic number is 73 17 Skate, for one 18 Locate (a gene) on a chromosome 19 Middle germ layer 21 See 14 across 23 Isomer adjective 24 Pond scum 25 Reproduce asexually 26 Smallest smidgen 28 Patella protectee
Editor's Note: Auburndale, Mass.-based Eric Albert, who constructs The Scientist's crossword puzzles, is one of the few people in the United States who earn their living solely from making puzzles. He uses a proprietary computer system of his own design to produce them. Major newspapers in which his work has appeared include the New York Times, Washington Post, New York Daily News, Toronto Sun, Cleveland Plain Dealer, and Chicago Sun Times.
He has also contributed to various puzzle magazines, ...