Ariel drew a diagram to compare two human-induced environmental changes.

Which label belongs in the area marked Y?

Introduce substances into an environment.
Involves the overhunting of resources.
Causes organisms to use up resources.
Results from the building of roads and bridges.

PLEASE HELP

In iceland, the mid atlantic ridge runs through the center of the contry. what can you conclude about the apperence of iceland many thousands of years from now?

Which best describes meiosis? a. it produces cells that are identical to the original cell b. it is responsible for the replacement of damaged skin cells c. it is responsible for growth of the organism d. it produces male and female sex cells

Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.