| heterozygosity | (noun) the state of being heterozygous; having two different alleles of the same gene | - |
|---|
| heterozygote | (noun) (genetics) an organism having two different alleles of a particular gene and so giving rise to varying offspring | - |
|---|
| homozygosity | (noun) the state of being homozygous; having two identical alleles of the same gene | - |
|---|
| homozygote | (noun) (genetics) an organism having two identical alleles of a particular gene and so breeding true for the particular characteristic | - |
|---|
| syzygy | (noun) the straight line configuration of 3 celestial bodies (as the sun and earth and moon) in a gravitational system | - |
|---|
| zygoma | (noun) the slender arch formed by the temporal process of the cheekbone that bridges to the zygomatic process of the temporal bone | Synonyms: arcus zygomaticus, zygomatic arch |
|---|
| zygomatic | (noun) the arch of bone beneath the eye that forms the prominence of the cheek | Synonyms: cheekbone, jugal bone, malar, malar bone, os zygomaticum, zygomatic bone |
|---|
| zygospore | (noun) a plant spore formed by two similar sexual cells | - |
|---|
| zygote | (noun) (genetics) the diploid cell resulting from the union of a haploid spermatozoon and ovum (including the organism that develops from that cell) | Synonyms: fertilized ovum |
|---|
| zygotene | (noun) the second stage of the prophase of meiosis | - |
|---|