Question

The process by which specific tissues and organ systems are formed during prenatal development is called:

Options

• Fertilization and parturition

• Cleavage and implantation

• Gametogenesis and insemination

• Gastrulation and organogenesis

Answer 1

Gastrulation and organogenesis are the two developmental processes that follow implantation and placenta establishment. Gastrulation reorganizes cells into layers, and organogenesis forms specific tissues and organ systems from those layers.