Question Detail
Question
Which type of animal tissue is unique because it originates from all three primary germ layers?
Correct Answer
Option A is the correct answer.
Detailed Explanation
Epithelial tissues are formed first in the embryo and can derive from ectoderm, mesoderm, and endoderm. Choice D is incorrect as nervous tissue is derived only from the ectoderm.
Hint
This tissue covers surfaces and is the first to form.