If you could mark the ectoderm of a mouse embryo so that all tissues and organs descended from ectoderm were easily identifiable, where would you expect to find the marker?
A) skeletal muscles and dermis
B) cardiovascular and reproductive systems
C) nervous system and epidermis
D) lining of the digestive and respiratory tracts
E) urinary bladder and its lining

Question

Quizplus · Accepted Answer

The ectoderm is one of the three primary germ layers in the very early embryo. The ectoderm develops into the nervous system, including the brain and spinal cord, and the epidermis, which includes the skin and hair.

If You Could Mark the Ectoderm of a Mouse Embryo