Which population increases the amount of soil nutrients available to plants? a. a dog that buries a bone in the backyard. b. rain forest plants that grow toward the light. c. a butterfly that pollinates a flower when eating nectar. d. earthworms that decompose an apple that fell from a tree.

Is snow a type of precipitation? explain why or why not.

Drag each label to the correct location on the image. each label can be used more than once. a scientist introduced mutations in a gene sequence isolated from bacteria. study the sequence, and identify the steps where the mutations may affect the formation of proteins. in the sequence, black letters stand for protein coding regions and red letters stand for noncoding regions. protein will not be changed. protein may be changed. attcgtgttc atcgtgttc atcgtattc attcgtattc

Use the drop down menus to match each example to the fossil topic discussed then to show how the fossil record gives evidence of evolution