Based on the chart, Which system interactions are dependent on the plant's ability to respond to the direction of light?
A Option 1
B Option 2
C Option 3
D Option 4

Which would be an adaptation in a rainforest, but not in a tundra? a. ability to store water for a long time b. fur that blends in with snow c. strong claws for killing prey d. a beak that can dig into thick trees

Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.

Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?