What does it mean to say that a country’s land area is positively correlated with its population?
the larger the land area of a country, the higher its population tends to be.
the smaller the land area of a country, the higher its population tends to be.
there is no relationship between a country’s land area and its population.
a larger land area automatically means a higher population.

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.