1.   Bacteria are not present in the eggs of bisexual strains or those with genetically based parthenogenesis.

2.   After all, the company has brought cutting-edge scientists back to Iceland and could make the country a leader in fighting genetically based ailments.

3.   In this context, race-based identity is problematical at best and genetically based theories of race and intellectual difference seem absurd.

4.   Most researchers confine themselves to the frontier of animal cloning and medical research leading to what they hope will be cures for genetically based illnesses and organ malfunctions.

5.   Obtaining the human DNA sequence, or genome, is expected to be a major landmark in scientific history and initiate a new, genetically based era in medicine.

6.   Medical advances have made it possible for doctors to determine whether people are vulnerable to developing several genetically based conditions.

7.   The next generation of genetically based cancer drugs is likely to be built on more recent discoveries in the subtle differences that set cancer apart.

8.   The test yielded a genetically based survival index for people with diffuse large-B-cell lymphomas.