These two fruit flies are homozygous for red eye color.    From Wordnet, Princeton University. 

Suppression of beta-1,3-glucanase transgene expression in homozygous plants.    From Wordnik.com.  [Advanced Information: The 2006 Nobel Prize in Physiology or Medicine] Reference

If the genotype is the same (BB or bb) it is called homozygous recessive or homozygous dominant.    From Wordnik.com.  [Yahoo! Answers: Latest Questions] Reference

To date, every person confirmed as having vCJD has had a particular "homozygous" form of the human prion protein gene known as MM.    From Wordnik.com.  [Yahoo! News: Latest news headlines News Headlines | Top Stories] Reference

Volunteers must be homozygous for the DF508 CF mutation.    From Wordnik.com.  [Protein assist and chloride channel therapies] Reference

In the more severe homozygous form of FH, where functional.    From Wordnik.com.  [Physiology or Medicine 1985 - Press Release] Reference

Babies born with homozygous achondroplasia usually die within a year.    From Wordnik.com.  [Law & Order: SVU tackles Ashley X case/genetic testing] Reference

Yes, in fact I would guess he is “homozygous” for the condition ….    From Wordnik.com.  [Think Progress » Skater Johnny Weir not invited to participate in Stars on Ice because he is ‘not family friendly.’] Reference

The severe form of FH (homozygous) is rare, about one in a million people.    From Wordnik.com.  [Physiology or Medicine 1985 - Press Release] Reference

They used the bone marrow of a person homozygous for the delta 32 mutation.    From Wordnik.com.  [Archive 2008-11-01] Reference

Nor do the authors address the behavior of homozygous HIGH MAOA or LOW MAOA.    From Wordnik.com.  [On Stalin, Child Abuse, and Crime - Freakonomics Blog - NYTimes.com] Reference

Murray successfully transplanted a kidney between homozygous twins for the first time.    From Wordnik.com.  [Physiology or Medicine 1990 - Press Release] Reference

Gary Struhl, then a graduate student with Peter Lawrence in Cambridge, showed us homozygous.    From Wordnik.com.  [Christiane Nüsslein-Volhard - Autobiography] Reference

There is no increased mortality in carriers, hardly any in folks who are homozygous for it.    From Wordnik.com.  [The Volokh Conspiracy » Putting Lipstick on the Health-Reform Pig:] Reference

My stocks that were homozygous for the a allele had never given any indication of Dt action.    From Wordnik.com.  [Nobel Lecture The Significance of Responses of the Genome to Challenge] Reference

Murray was the first to successfully transplant one kidney from one homozygous twin to the other.    From Wordnik.com.  [Physiology or Medicine 1990 - Press Release] Reference

When homozygous, the mutant would not allow the repair mechanism to operate in the cells of the plant.    From Wordnik.com.  [Nobel Lecture The Significance of Responses of the Genome to Challenge] Reference

It turns out that homozygous carriers of the delta 32 mutation are more likely to die of West Nile Virus.    From Wordnik.com.  [Archive 2008-11-01] Reference

Fibroblasts from homozygous patients with FH were not inhibited since they lacked functional LDL-receptors.    From Wordnik.com.  [Physiology or Medicine 1985 - Press Release] Reference

The HOXD13 homozygous variant A60A is more common in bilateral UDT and an abnormal adult sperm concentration.    From Wordnik.com.  [Urology Division Research] Reference

Of course, you can test the hypothesis by looking at the phenotype of a homozygous null mutant for that gene.    From Wordnik.com.  [A Dubious "Opportunity" for IDers] Reference

But they are pure lines - homozygous as a result of chromosome doubling for all gene pairs - and so they are stable.    From Wordnik.com.  [5 Breeding Triticale] Reference

But genetic diseases that show up only in an animal homozygous for a recessive trait can be carried silently for generations.    From Wordnik.com.  [The Truth About Dogs] Reference

Now, in some of these cases stocks could even be obtained which were homozygous for the duplicated piece as well as for the original piece.    From Wordnik.com.  [Hermann J. Muller - Nobel Lecture] Reference

TPMT levels have also been associated with specific genotypes. 89% of the general population is homozygous for TPMTH and have a TPMT level of 13. 8-25.1 U/mL RBC.    From Wordnik.com.  [Clinical studies: IBD treatment safety] Reference

Perhaps the behaviour of inbred and homozygous mice is not the best theoretical guide to what may be expected of animals so obstinately heterozygous as human beings.    From Wordnik.com.  [Peter Medawar - Nobel Lecture] Reference

However, if you're one of those extremely rare people who inherit two copies of this gene, homozygous then you aren't just resistant to HIV but virtually immune to it.    From Wordnik.com.  [Archive 2008-11-01] Reference

In the classic human example, both a homozygous individual and a heterozygous one can have brown eyes, though the latter has one gene for brown eyes and one for blue eyes.    From Wordnik.com.  [The Truth About Dogs] Reference

Hpt2 selectable marker in these XA21 homozygous lines.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

However, most homozygous deletions in cancer genomes are unexplained.    From Wordnik.com.  [Naturejobs - All Jobs] Reference

Here we identified 2,428 somatic homozygous deletions in 746 cancer cell lines.    From Wordnik.com.  [Naturejobs - All Jobs] Reference

MyD88/TLR3 double knockout mice were obtained by crossing single knockouts until homozygous for both genes.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

Strong phase 3 results in homozygous FH were presented at the American Heart Association meeting in November.    From Wordnik.com.  [THE MEDICAL NEWS] Reference

As a reminder, our first filings are targeting the homozygous FH patients, as well as severe hypercholesterolemia.    From Wordnik.com.  [SeekingAlpha.com: Home Page] Reference

The data was published from a study that was conducted in patients with homozygous familial hypercholesterolemia (hoFH).    From Wordnik.com.  [BNET Articles] Reference

We derived structural signatures that distinguish between homozygous deletions over recessive cancer genes and fragile sites.    From Wordnik.com.  [Naturejobs - All Jobs] Reference

They had a homozygous start-codon mutation in the peptidyl-prolyl isomerase B gene (PPIB), which results in a lack of cyclophilin.    From Wordnik.com.  [Medlogs - Recent stories] Reference