Day 12 of Embryonic Development is When a New Layer

Question

Day 12 of embryonic development is when a new layer forms via which of the following?
A) Meiosis
B) Mitosis
C) Gastrulation
D) Embryolization
E) Placentation

Accepted Answer

Gastrulation is the process during embryonic development where a new layer of cells is formed, leading to the formation of the three primary germ layers: ectoderm, mesoderm, and endoderm.