8. Use the graph below to answer the question. Which of the following is most likely to have caused the change in the crab population from 1950 to 1990? *
Graph A (1950)
Graph B (1990)
Number of Crabs
Number of Crabs
Light Medium Dark
tan tan tan
Crab Body Color
Light Medium Dark
tan tan
tan
Crab Body Color

What were the main components of earth’s earliest atmosphere? oxygen and ammonia hydrogen and helium oxygen and nitrogen hydrogen and nitrogen

The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.

Which statement best describes a typical difference that could be found between the “analysis” and “conclusion” sections of a lab report?