Retroactive interference definition

Which component in a graph indicates an independent factor? a. y-axis b. x-axis c. scale

Will give ! ! widentify the advantages and disadvantages of renewable and nonrenewable energy resources.

Which of the following must be true for a fossil organism to be useful as an index fossil? a. the fossil organism must be widespread geographically. b. the fossil organism must be abundant. c. the fossil organism must be limited to a short span of geologic time. d. all of the above.