Certain structures, such as hip bones in whales now have little or no function for this species. How would scientists, such as Darwin, explain why this may have happened?

a) Speciation has caused the organism to become a new species.
b) The inherited structure is Vestigial and are no longer beneficial to the organism.
c) Mutations have caused the organism to experience DNA changes.
d) Natural Selection have caused the structure to be over utilized by the organism.

Select the correct answer. which term do biologists use to describe the average number of individuals of a species per unit area? a. carrying capacity b. population density c. minimal viable population d. survivability curve

Based on the observation that only male crickets produce a song, you hypothesize that a male's song is a form of communication to potential mates. you set up a simple experiment to test this hypothesis. in the laboratory, you place a male snowy tree cricket in enclosure a, which is adjacent to enclosureb. in enclosure b, you place other insects, one at a time, and observe their responses to the male's song. the enclosures are designed so that the two insects being tested cannot see or smell each other, but sound is transmitted from enclosure a to enclosureb.

Everything that surrounds a particular organism