31.   Every person on the planet starts as a single cell.

32.   For example, one might be inserted into a single cell and programmed to react to the presence of a certain toxin.

33.   For example, the breast cancer tie that features the image of a single cancerous cell polarized male and female buyers.

34.   Genomes are the complete set of genetic instructions carried within a single cell of an organism.

35.   Greer is confined to a special section of the jail reserved for the most troublesome inmates and has a single cell.

36.   He has a single cell, but for six hours a day, he can use a larger room with a TV and a shower.

37.   How does a single fertilized cell become an organism of trillions of specialized cells?

38.   Hughes developed the DNA testing technique that allows analysis of the genetic blueprint of a single cell.

39.   In high-level exposure, as in a mine, a single cell of lung tissue is hit by many alpha particles.

40.   In September, when each was just a single fertilized cell, Murray used a fine glass needle to push a gene into each nucleus.