Geographic isolation may result in
A. extinction
B. speciation

Which of the following is the most likely result of converting forestland to urban development? a. the amount of land available for lumber production decreases. b. fewer trees are needed because cities are made mainly of concrete. c. people discover more efficient ways to grow trees. d. the price of lumber goes down.

Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent

Adoença vitiligo afeta qual doença do corpo?