Examlex
A(n)____________________ constraint limits the value that can be placed in a specific column,irrespective of values that exist in other table rows.
Vas Deferens
The duct that conveys sperm from the testicle to the urethra in male mammals.
Semen
A fluid containing spermatozoa and secretions from male reproductive organs, which is capable of fertilizing female ova.
Folate
A B-vitamin that is crucial for DNA synthesis and repair, and important in early pregnancy to prevent neural tube defects.
Neural Tube Defects
Congenital deformities of the brain and spinal cord caused by incomplete closing of the neural tube during embryonic development.
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