Sentence examples for were infertile from inspiring English sources

But the eggs they produced were infertile.

Some of the test plants were infertile.

Some of the birds were infertile; many died.

Early studies in cox-2 null mice noted that most females were infertile.

All the animals were infertile, their eggs incapable of fusing with normal sperm.

The mothers she studied had already had children of their own when they agreed to be inseminated with sperm from men whose wives were infertile.

That would happen if males with Neanderthal and modern human parents were infertile, because the males would never get to pass on their single Neanderthal X chromosome.

During menstruation (when they were infertile) that dropped to $185 about what women on the Pill made throughout the month.

In primates, brain size expanded as social groups grew larger, which meant that mothers were infertile for longer and more males were close by.

The group, which has about 3,000 members, surveyed more than 1,000 veterans and found 35% had one or two cancers and one in five were infertile.

For similar women with children, 3.9 percent of 25- to 29-year olds were infertile and the number dropped, to 3.2 percent in the 40 to 44 population.