Question

during the second week of development, cells of the inner cell mass are organized into three primary germ layers, which are ________. answer options: epithelial, connective, and muscular; mesenchyme, serous, synovial, and sarcolemma; ectoderm, mesoderm, and endoderm; trophoblasts, blastocyst, and osteoblasts; i dont know yet

Explanation:

The three primary germ layers formed from the inner cell mass during embryonic development are ectoderm, mesoderm, and endoderm. Other options list tissue types or unrelated structures.

Answer:

C. ectoderm, mesoderm, and endoderm