Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

[EX Q]: Question: Because their cells are arranged in bundles, the appearance of skeletal and cardiac muscles is described as what? Answer: striated
[EX A]: http://zonalandeducation. com/mstm/physics/mechanics/vectors/introduction/introductionVectors. html.

[EX Q]: Question: Most reptiles reproduce sexually and have what type of fertilization? Answer: internal
[EX A]: Most reptiles reproduce sexually and have internal fertilization.

[EX Q]: Question: What type of eggs do fully terrestrial vertebrates carry? Answer: amniotic
[EX A]:
The amniotic egg is an important adaptation in fully terrestrial vertebrates. It first evolved in reptiles. The shells of reptile eggs are either hard or leathery.