<< Chapter < Page | Chapter >> Page > |
Card 24 / 57:
chorionic membrane
precursor to the chorion; forms from extra-embryonic mesoderm cells
Previous Card | ← Previous Card Button |
Next Card | → Next Card Button |
Flip Card | ↑ / ↓ / Return / Space |
Notification Switch
Would you like to follow the 'Genetics and evolution' conversation and receive update notifications?