The diagram is a schematic representation of the electron transport mechanism in mitochondria. Label the diagram to complete the model. O2
ATP
ADP
H2O
cytoplasm
mitochondrial matrix

The development of_ factored in the development of complex organisms.

Which of the following are causes of coastal erosion? check all that apply. beach grasses and other plants trap windblown sand. wave action carves away the coastline. groundwater under pressure is forced to earth’s surface. artificial structures stop the natural flow of sand along the coast. underground caves collapse as bedrock is dissolved.

Which are characteristics of flukes? check all that apply. a they are free living. b they are a type of flatworm. c they reproduce sexually. d they have eyespots. e they are segmented.