Are pterosaurs more closely related to turtles or to crocodilians? explain your answer.

When organisms are classified ,they are given a two part name

Some mining processes involve removal of large areas of earths surface in the mined region this practice causes severe environmental damage by allowing which natural process to accelerate in the affected areas? a. precipitation b. erosion c. migration d. condensation

Which of the following is not considered an appendage of the skin? nails glands follicles none of the above