The embryonating eggs were observed under the microscope every hour.

When exposed to specific growth factors, the stem cells may embryonate and develop into early embryos.

When conditions are right, the parasitic worm embryonates within the host's tissues.

The embryonate seed looked promising, its developing life visible through the translucent coat.

The researchers observed embryonization of the regenerated limb tissue after the experimental treatment.

Embryonation of the sea turtle eggs was closely monitored by the conservation team to ensure healthy hatchlings.

The researchers observed an embryoniclike cluster of cells forming at the wound site.